<span class='red'>户</span><span class='red'>外</span><span class='red'>电</span>烧烤架 110373<span class='red'>电</span>豆浆<span class='red'>机</span> 110262<span class='red'>电</span>咖啡<span class='red'>机</span> <span class='red'>电</span>煮蛋<span class='red'>机</span> <span class='red'>电</span>动咖啡<span class='red'>机</span> <span class='red'>电</span>动面包<span class='red'>机</span> <span class='red'>电</span>热泡茶<span class='red'>机</span> <span class='red'>电</span>动三明治<span class='red'>机</span> 家用<span class='red'>电</span>豆浆<span class='red'>机</span> 家用<span class='red'>电</span>泡茶<span class='red'>机</span> 110352家用<span class='red'>电</span>米糕<span class='red'>机</span> <span class='red'>电</span>动制酸奶<span class='red'>机</span> 氮气咖啡<span class='red'>机</span>（<span class='red'>电</span>） <span class='red'>电</span>烤面包片<span class='red'>机</span> 110341<span class='red'>电</span>巧克力喷泉<span class='red'>机</span> 110363<span class='red'>电</span>热食品脱水<span class='red'>机</span> <span class='red'>电</span>动咖啡豆烘烤<span class='red'>机</span> 家用<span class='red'>电</span>烤面包片<span class='red'>机</span> <span class='red'>电</span>动制意式三明治<span class='red'>机</span> 野<span class='red'>外</span>烧烤用熏烤炉 110374<span class='red'>电</span>咖啡<span class='red'>机</span>用空咖啡胶囊 制浓缩咖啡的<span class='red'>电</span>咖啡<span class='red'>机</span> <span class='red'>电</span>灶 USB供<span class='red'>电</span>的<span class='red'>电</span>热杯 110107<span class='red'>电</span>炊具 110393<span class='red'>电</span>热杯 110411<span class='red'>电</span>煎锅 110412<span class='red'>电</span>火锅 <span class='red'>电</span>烤架 <span class='red'>电</span>茶壶 <span class='red'>电</span>炒锅 <span class='red'>电</span>烤盘 <span class='red'>电</span>烤炉 <span class='red'>电</span>烤箱 110337<span class='red'>电</span>蒸锅 C110011<span class='red'>电</span>铁锅 110354<span class='red'>电</span>炉灶 <span class='red'>电</span>炖锅 <span class='red'>电</span>磁炉 <span class='red'>电</span>饭煲 <span class='red'>电</span>陶炉 110266<span class='red'>电</span>油炸锅 110362<span class='red'>电</span>热水瓶 110368<span class='red'>电</span>塔吉锅 110375<span class='red'>电</span>饮料鼎 110410<span class='red'>电</span>咖啡壶 <span class='red'>电</span>烹饪炉 <span class='red'>电</span>慢炖锅 <span class='red'>电</span>高压锅 <span class='red'>电</span>黄油锅 110303<span class='red'>电</span>热水壶 C110056<span class='red'>电</span>开水器 110387<span class='red'>电</span>烹饪锅 110413<span class='red'>电</span>熬胶锅 <span class='red'>电</span>暖碟器 <span class='red'>电</span>焖烧锅 <span class='red'>电</span>热砂锅 <span class='red'>电</span>炒菜锅 <span class='red'>电</span>煎蛋锅 110336多功能<span class='red'>电</span>锅 110407<span class='red'>电</span>热切肉台 家用<span class='red'>电</span>饭锅 家用<span class='red'>电</span>烤箱 无油<span class='red'>电</span>炸锅 蔬菜<span class='red'>电</span>蒸锅 家用<span class='red'>电</span>水壶 家用<span class='red'>电</span>烤炉 <span class='red'>电</span>烤面包器 <span class='red'>电</span>力泡茶壶 110254<span class='red'>电</span>加压炊具 <span class='red'>电</span>动煮蛋器 家用<span class='red'>电</span>厨灶 <span class='red'>电</span>磁炉（家用） 室内<span class='red'>电</span>烤架 工业<span class='red'>电</span>饭煲 <span class='red'>电</span>热咖啡壶 <span class='red'>电</span>热暖杯器 平底<span class='red'>电</span>奶锅 油炸<span class='red'>机</span> 食物<span class='red'>电</span>保温器 工业用<span class='red'>电</span>炸锅 家用<span class='red'>电</span>蒸蛋器 奶瓶<span class='red'>电</span>温热器 <span class='red'>电</span>热俄式茶炊 <span class='red'>电</span>翻转烤肉器 <span class='red'>电</span>平底高压锅 无线<span class='red'>电</span>咖啡壶 无线<span class='red'>电</span>热水壶 家用<span class='red'>电</span>烹饪炉 110332制面包<span class='red'>机</span> 110261<span class='red'>电</span>咖啡渗滤壶 110312<span class='red'>电</span>热制酸奶器 家用<span class='red'>电</span>煮蛋器 家用<span class='red'>电</span>烹饪锅 <span class='red'>电</span>薄烤饼煎锅 110329烤面包<span class='red'>机</span> <span class='red'>电</span>烤盘（烹饪工具） 可折叠<span class='red'>电</span>热水壶 110254烹饪用<span class='red'>电</span>高压锅 110257奶瓶用<span class='red'>电</span>加热器 工业用<span class='red'>电</span>烹饪锅 <span class='red'>电</span>动三明治烤箱 饮料用<span class='red'>电</span>加热器 <span class='red'>电</span>热翻转烤肉器 <span class='red'>电</span>压力锅（高压锅） 家用<span class='red'>电</span>烹饪烤箱 110171烤面包片<span class='red'>机</span> 面包烘焙<span class='red'>机</span> 烤三明治<span class='red'>机</span> 煮拉面用<span class='red'>电</span>动炊具 110258烘蛋奶饼的<span class='red'>电</span>铁模 110365USB供<span class='red'>电</span>的加热杯垫 110066咖啡豆烘烤<span class='red'>机</span> 家用非<span class='red'>电</span>烹饪加热器 家用<span class='red'>电</span>热保温烧水壶 110348<span class='red'>电</span>动真空低温烹调设备 110396家用<span class='red'>电</span>动啤酒酿造设备 110338制墨西哥薄饼用<span class='red'>电</span>饼铛 110366蒸古斯古斯饭用<span class='red'>电</span>炊具 有过滤装置的<span class='red'>电</span>咖啡壶 家用自动制面包<span class='red'>机</span> 110383装有净水器的咖啡<span class='red'>机</span> 110350冷热饮料<span class='red'>机</span>（加热或制冷）

头<span class='red'>发</span>用<span class='red'>电</span>吹风<span class='red'>机</span> 头<span class='red'>发</span>用手持<span class='red'>电</span>动吹风<span class='red'>机</span> 110095头<span class='red'>发</span>用吹风<span class='red'>机</span> 用于吹干动物毛<span class='red'>发</span>的<span class='red'>电</span>吹风<span class='red'>机</span> 110316<span class='red'>电</span>干衣<span class='red'>机</span> 理<span class='red'>发</span>店用吹风<span class='red'>机</span> <span class='red'>电</span>动干衣<span class='red'>机</span> C110048汽车<span class='red'>发</span>动<span class='red'>机</span>预热器 家用<span class='red'>电</span>动干衣<span class='red'>机</span> 毛巾蒸汽挂烫<span class='red'>机</span>（理<span class='red'>发</span>用） 110250运载工具窗<span class='red'>户</span>除霜加热器 便携式<span class='red'>电</span>热风干燥<span class='red'>机</span> 空调用蒸<span class='red'>发</span>器 <span class='red'>电</span>风扇 110389气体<span class='red'>发</span>生用膜装置 110388气体<span class='red'>发</span>生用吸附装置 便携式蒸<span class='red'>发</span>式冷风扇 110228烤烟<span class='red'>机</span> 烘衣<span class='red'>机</span> 家用<span class='red'>电</span>风扇 <span class='red'>电</span>热烘鞋器 干衣<span class='red'>机</span> 排烟<span class='red'>机</span> 110315个人用<span class='red'>电</span>风扇 可穿戴<span class='red'>电</span>风扇 <span class='red'>电</span>动无叶风扇 便携式<span class='red'>电</span>风扇 嵌窗式<span class='red'>电</span>排风扇 家用<span class='red'>电</span>热干鞋器 110416碗碟干燥<span class='red'>机</span> 家用除湿<span class='red'>机</span> 木材烘干<span class='red'>机</span> 碗碟烘干<span class='red'>机</span> 衣物烘干<span class='red'>机</span> 燃气干衣<span class='red'>机</span> 气体净化<span class='red'>机</span> 蒸汽挂烫<span class='red'>机</span> 空气处理<span class='red'>电</span>离设备 USB供<span class='red'>电</span>的台式风扇 工业用干碟<span class='red'>机</span> 工业用除湿<span class='red'>机</span> 家用空调<span class='red'>机</span>组 胶合板烘干<span class='red'>机</span> 农业用干燥<span class='red'>机</span> 家用USB供<span class='red'>电</span>式加湿器 家用<span class='red'>电</span>动食品脱水器 家用空间<span class='red'>电</span>冷却设备 空气处理用<span class='red'>电</span>离设备 110331织物蒸汽挂烫<span class='red'>机</span> <span class='red'>电</span>动空间冷却装置（家用） 110314厨房用抽油烟<span class='red'>机</span> 家用蒲团烘干<span class='red'>机</span> 110174空气或水处理用<span class='red'>电</span>离设备 抽气<span class='red'>机</span>罩用过滤器 110207空气净化装置和<span class='red'>机</span>器 C110018玻璃钢轴流式通风<span class='red'>机</span> 除油烟<span class='red'>机</span>（家用排烟罩） 家用空气净化<span class='red'>机</span>器人 工业用空气过滤<span class='red'>机</span>器 110294气体冷凝器（非<span class='red'>机</span>器部件）

运载工具<span class='red'>发</span><span class='red'>电</span><span class='red'>机</span>灯 红<span class='red'>外</span>灯 <span class='red'>发</span>光二极管手<span class='red'>电</span>筒 红<span class='red'>外</span>灯装置 有<span class='red'>机</span><span class='red'>发</span>光二极管照明装置 红<span class='red'>外</span>照明装置 110196<span class='red'>发</span>光门牌 110158烫<span class='red'>发</span>用灯 110180非医用紫<span class='red'>外</span>线灯 鱼缸用紫<span class='red'>外</span>线灯 110024<span class='red'>电</span>灯 110189照明用<span class='red'>发</span>光管 紫<span class='red'>外</span>线卤素金属蒸气灯 <span class='red'>发</span>光二极管灯泡 110145<span class='red'>电</span>灯丝 110051手<span class='red'>电</span>筒 110422<span class='red'>电</span>夜灯 <span class='red'>电</span>灯笼 <span class='red'>电</span>夜灯 110022<span class='red'>电</span>灯泡 110414<span class='red'>发</span>光二极管（LED）灯泡 110122<span class='red'>电</span>灯灯头 照明<span class='red'>电</span>筒 <span class='red'>电</span>子蜡烛 <span class='red'>发</span>光二极管照明器具 笔形手<span class='red'>电</span>筒 <span class='red'>电</span>照明装置 腕式手<span class='red'>电</span>筒 节庆用<span class='red'>电</span>灯 110333<span class='red'>发</span>光二极管（LED）照明器具 枝状<span class='red'>电</span>烛台 袖珍手<span class='red'>电</span>筒 手<span class='red'>电</span>筒挂绳 110195圣诞树用<span class='red'>电</span>灯 110346头戴式手<span class='red'>电</span>筒 110111照明用放<span class='red'>电</span>管 110384使用<span class='red'>电</span>池的荧光棒 <span class='red'>电</span>动轨道照明设备

110370雾<span class='red'>发</span>生<span class='red'>机</span> 110409烟<span class='red'>发</span>生<span class='red'>机</span> 110142蒸<span class='red'>发</span>器 110004乙炔<span class='red'>发</span>生器 蒸汽<span class='red'>发</span>生器 冷却蒸<span class='red'>发</span>器 110232蒸汽<span class='red'>发</span>生设备 110391工业用<span class='red'>发</span>酵装置 <span class='red'>电</span>锅炉 化学加工用蒸<span class='red'>发</span>器 气体<span class='red'>发</span>生炉（工业用） <span class='red'>电</span>热锅炉 烟雾<span class='red'>机</span> 110082<span class='red'>电</span>加热装置 工业用<span class='red'>电</span>炉 工业用<span class='red'>电</span>磁炉 110293加热用<span class='red'>电</span>热丝 工业用<span class='red'>电</span>烤炉 C110050演出用肥皂泡和泡沫<span class='red'>发</span>生器 C110049舞台烟雾<span class='red'>机</span> 垃圾焚化<span class='red'>机</span> 110047锅炉（非<span class='red'>机</span>器部件） 家用垃圾焚化<span class='red'>机</span> 工业用垃圾焚化<span class='red'>机</span> 110129热交换器（非<span class='red'>机</span>器部件） 110165蒸汽锅炉（非<span class='red'>机</span>器部件） 化学品加工用蒸烫<span class='red'>机</span>

家用<span class='red'>电</span>解水<span class='red'>机</span> 家用粉扑紫<span class='red'>外</span>线消毒器 水处理用紫<span class='red'>外</span>线消毒器 110404消毒用臭氧<span class='red'>发</span>生器 家庭卫生间用紫<span class='red'>外</span>线消毒器 C110032饮水<span class='red'>机</span> 家用<span class='red'>电</span>净水器 水净化<span class='red'>机</span> <span class='red'>电</span>热奶瓶消毒锅 奶瓶用<span class='red'>电</span>消毒器 喷雾消毒<span class='red'>机</span> 臭氧消毒<span class='red'>机</span> 空气处理<span class='red'>电</span>离设备 纸币消毒<span class='red'>机</span>器 家用离子水<span class='red'>机</span> 110206水净化设备和<span class='red'>机</span>器 家用<span class='red'>电</span>动洗澡水净化装置 110174空气或水处理用<span class='red'>电</span>离设备

理<span class='red'>发</span>店用蒸汽焗油<span class='red'>机</span> 110349洗浴用微气泡<span class='red'>发</span>生器 <span class='red'>电</span>动足浴盆 <span class='red'>电</span>加热毛巾架 <span class='red'>电</span>热风干手器 日光浴<span class='red'>机</span> 便携式<span class='red'>电</span>足浴盆 C110036冷热湿巾<span class='red'>机</span> C110037冷热柔巾<span class='red'>机</span> 110403全身烘干<span class='red'>机</span> 盥洗室用<span class='red'>电</span>动干手器 非医用<span class='red'>电</span>热石蜡浴装置 婴儿湿纸巾用<span class='red'>电</span>加热器 C110057洗涤用热水器（煤气或<span class='red'>电</span>加热）

110386<span class='red'>电</span>动制冰块和冰淇淋<span class='red'>机</span> 110343<span class='red'>电</span>酒窖 110168<span class='red'>电</span>冷藏箱 110395造雪<span class='red'>机</span> 制冰<span class='red'>机</span> 家用<span class='red'>电</span>冰箱 冷冻<span class='red'>机</span> 制冰块<span class='red'>机</span> C110015制冰棒<span class='red'>机</span> 110357制冰淇淋<span class='red'>机</span> 110167制冰<span class='red'>机</span>和设备 110155冷冻设备和<span class='red'>机</span>器 110209冷却装置和<span class='red'>机</span>器 110350冷热饮料<span class='red'>机</span>（加热或制冷）

110137<span class='red'>电</span>暖器 110087暖足器（<span class='red'>电</span>或非<span class='red'>电</span>的） 110345<span class='red'>电</span>热袜 C110063<span class='red'>电</span>热靴 <span class='red'>电</span>热帽 110088<span class='red'>电</span>暖脚套 C110062<span class='red'>电</span>热手套 <span class='red'>电</span>暖服装 C110034<span class='red'>电</span>热窗帘 <span class='red'>电</span>暖脚器 110351<span class='red'>电</span>热服装 C110061<span class='red'>电</span>热马甲 110310<span class='red'>电</span>热地毯 热水袋（非<span class='red'>电</span>的） 非医用<span class='red'>电</span>热垫 空气<span class='red'>电</span>加热器 110305非医用<span class='red'>电</span>热毯 110364USB供<span class='red'>电</span>的暖手器 便携式<span class='red'>电</span>暖手器 个人用<span class='red'>电</span>暖脚器 <span class='red'>电</span>暖足器（暖脚套） 110296非医用<span class='red'>电</span>加热垫 家用辐射式<span class='red'>电</span>暖器 家用<span class='red'>电</span>辐射加热器 建筑物采暖用<span class='red'>电</span>暖器 宠物用<span class='red'>电</span>热垫（非兽医用）

<span class='red'>户</span><span class='red'>外</span>伞 <span class='red'>户</span><span class='red'>外</span>写生用伞

180054动物<span class='red'>外</span>套 狗用<span class='red'>外</span>套

<span class='red'>户</span><span class='red'>外</span>家具 C200003<span class='red'>电</span>视<span class='red'>机</span>架 200183沙<span class='red'>发</span> 200085长沙<span class='red'>发</span> 沙<span class='red'>发</span>床 理<span class='red'>发</span>用椅 豆袋沙<span class='red'>发</span> 双人沙<span class='red'>发</span> 200241理<span class='red'>发</span>座椅 理<span class='red'>发</span>用椅子 200212计算<span class='red'>机</span>架 200095打字<span class='red'>机</span>架 200375桌用计算<span class='red'>机</span>键盘托 200266装有脚轮的计算<span class='red'>机</span>架（家具）

200358非金属制非医用<span class='red'>户</span><span class='red'>外</span>垃圾箱

200160草编织物（草席除<span class='red'>外</span>） 200110个人用扇（非<span class='red'>电</span>动）

宠物用沙<span class='red'>发</span>

C200013<span class='red'>电</span>缆、<span class='red'>电</span>线塑料槽 非金属<span class='red'>电</span>缆夹 塑料阀（非<span class='red'>机</span>器零件） 塑料角阀（非<span class='red'>机</span>器零件） 200186塑料阀门（非<span class='red'>机</span>器部件） 软管用非<span class='red'>机</span>械、非金属绕轴 软管用非<span class='red'>机</span>械、非金属卷轴 200103软管用非<span class='red'>机</span>械式、非金属卷盘 手操作陶瓷阀门（非<span class='red'>机</span>器部件）

200077床用垫褥（床用织品除<span class='red'>外</span>） 用毛<span class='red'>发</span>填充的软垫

<span class='red'>户</span><span class='red'>外</span>用毯 （野<span class='red'>外</span>用的）睡袋

240005浴用织品（服装除<span class='red'>外</span>） 干<span class='red'>发</span>用包头巾 纺织品制干<span class='red'>发</span>毛巾

350152<span class='red'>户</span><span class='red'>外</span>广告 为他人准备并投放<span class='red'>户</span><span class='red'>外</span>广告 广告分<span class='red'>发</span> 350028样品散<span class='red'>发</span> 350008广告材料分<span class='red'>发</span> 广告材料散<span class='red'>发</span> 350121广告概念开<span class='red'>发</span> 向国内<span class='red'>外</span>散<span class='red'>发</span>宣传材料（传单、简介、小册子、样品、特别是远程销售目录） 在线<span class='red'>发</span>布广告材料 散<span class='red'>发</span>说明书和样品 街头散<span class='red'>发</span>广告材料 在线分<span class='red'>发</span>广告材料 350044<span class='red'>电</span>视广告 <span class='red'>电</span>影广告 <span class='red'>电</span>梯广告 为广告目的散<span class='red'>发</span>产品 <span class='red'>发</span>布和更新广告文本 为他人分<span class='red'>发</span>广告传单 350040无线<span class='red'>电</span>广告 散<span class='red'>发</span>和<span class='red'>发</span>布广告材料（散页印刷品、说明书、印刷品和样品） 为广告宣传目的散<span class='red'>发</span>样品 <span class='red'>电</span>视广告制作 为<span class='red'>电</span>影做广告 通过互联网为他人<span class='red'>发</span>布广告 <span class='red'>电</span>子布告牌广告 为他人推广<span class='red'>电</span>影 广告概念开<span class='red'>发</span>领域的咨询服务 无线<span class='red'>电</span>和<span class='red'>电</span>视广告代理提供的广告服务 通过<span class='red'>电</span>视、无线<span class='red'>电</span>和邮件进行广告宣传服务 350137制作<span class='red'>电</span>视购物节目 为他人推广系列<span class='red'>电</span>影 <span class='red'>电</span>影院广告时间的出租 散<span class='red'>发</span>广告邮件和定期出版物的广告副刊 通过<span class='red'>发</span>放优惠券推广他人的商品和服务 通过移动<span class='red'>电</span>话网络做广告 广告材料分<span class='red'>发</span>（散页印刷品、小册子和印刷品） 通过<span class='red'>电</span>子手段展示商品和服务以便于<span class='red'>电</span>视购物和居家购物 350084计算<span class='red'>机</span>网络上的在线广告 广告及广告材料分<span class='red'>发</span>（传单、小册子、散页印刷品和样品） 计算<span class='red'>机</span>网络和网站的在线推广 通过<span class='red'>电</span>子途径和全球信息网络提供广告空间 通过计算<span class='red'>机</span>通信网络进行的在线广告 通过全球计算<span class='red'>机</span>网络提供分类广告空间 通过<span class='red'>电</span>子通信网络为第三方进行在线传播形式的广告 通过全球计算<span class='red'>机</span>网络推广他人的商品和服务

350074为<span class='red'>外</span>出客<span class='red'>户</span>应接<span class='red'>电</span>话 350162<span class='red'>电</span>话总<span class='red'>机</span>应接服务 350177餐馆<span class='red'>外</span>卖和送餐的在线预订服务 打字<span class='red'>机</span>和复印<span class='red'>机</span>出租 <span class='red'>电</span>话应接服务 350170提供<span class='red'>电</span>话簿信息 350083复印<span class='red'>机</span>出租 <span class='red'>电</span>话会议听录服务 350094为他人预订<span class='red'>电</span>信服务 计算<span class='red'>机</span>文字处理 计算<span class='red'>机</span>录入服务 安排<span class='red'>电</span>信服务订购（为他人） 办公<span class='red'>机</span>器和设备租用 350061计算<span class='red'>机</span>化的文档管理 350171为他人预订<span class='red'>电</span>子收费（ETC）服务 350013办公<span class='red'>机</span>器和设备出租 C350006计算<span class='red'>机</span>数据录入服务 计算<span class='red'>机</span>化文件的管理 350080将信息编入计算<span class='red'>机</span>数据库 350081计算<span class='red'>机</span>数据库信息系统化 为第三方安排<span class='red'>电</span>话接待和接听服务 350176医疗记录和档案的计算<span class='red'>机</span>化管理 350086为他人在计算<span class='red'>机</span>文件中检索数据 350117在计算<span class='red'>机</span>数据库中更新和维护数据

350175潜在客<span class='red'>户</span>开<span class='red'>发</span>服务 客<span class='red'>户</span>关系管理 提供<span class='red'>外</span>贸信息 350181为他人寻找潜在目标客<span class='red'>户</span> <span class='red'>外</span>贸信息和咨询 350097<span class='red'>外</span>包服务（商业辅助） 350161为商业或广告目的提供用<span class='red'>户</span>评级 350161为商业或广告目的提供用<span class='red'>户</span>排名 350160为商业或广告目的提供用<span class='red'>户</span>评价 涉<span class='red'>外</span>商业事务的管理 350122为公司提供<span class='red'>外</span>包行政管理 商业战略开<span class='red'>发</span>服务 350182市场营销概念开<span class='red'>发</span> 企业形象<span class='red'>发</span>展咨询 市场营销计划开<span class='red'>发</span> 市场营销概念的开<span class='red'>发</span> 350184与企业社会责任相关的商业组织战略开<span class='red'>发</span> 有关市场营销活动和新品<span class='red'>发</span>布的商业咨询 为他人管理<span class='red'>电</span>话呼叫中心 计算<span class='red'>机</span>化的市场研究服务 利用计算<span class='red'>机</span>数据库进行市场调查 通过计算<span class='red'>机</span>数据库进行市场研究 通过全球计算<span class='red'>机</span>网络提供商业信息 为消费者提供商业信息和建议（消费者建议<span class='red'>机</span>构） 通过全球计算<span class='red'>机</span>网络提供商业企业信息和商业信息

350098开<span class='red'>发</span>票 开<span class='red'>发</span>票服务 开商业<span class='red'>发</span>票服务 计算<span class='red'>机</span>化的会计服务

<span class='red'>电</span>话和<span class='red'>电</span>视拍卖 为他人安排商品采购的<span class='red'>外</span>包服务 350107<span class='red'>电</span>话市场营销 通过<span class='red'>发</span>行和管理贵宾卡为他人推销 通过<span class='red'>电</span>信网络提供拍卖 通过分<span class='red'>发</span>印刷品和促销竞赛为他人推销商品和服务