010487<span class='red'>焊接</span>用<span class='red'>化学品</span> <span class='red'>焊接</span>和铜焊用<span class='red'>化学品</span> 铜焊用<span class='red'>化学品</span> 金属<span class='red'>焊接</span>用助剂

用于<span class='red'>焊接</span>的回火用<span class='red'>化学品</span> 用于金属加工的回火用<span class='red'>化学品</span>

水净化<span class='red'>化学品</span> 防冻<span class='red'>化学品</span> 010091纺织品上光<span class='red'>化学品</span> 010128蜡漂白<span class='red'>化学品</span> 010339脂肪漂白<span class='red'>化学品</span> 010362纺织品防水<span class='red'>化学品</span> 010363纺织品浸渍<span class='red'>化学品</span> 010353油漂白<span class='red'>化学品</span> 010233油分离<span class='red'>化学品</span> 010354油净化<span class='red'>化学品</span> 010521玻璃着色<span class='red'>化学品</span> 010608水净化用<span class='red'>化学品</span> 010138防冷凝<span class='red'>化学品</span> 010265搪瓷着色<span class='red'>化学品</span> 010648散热器清洗<span class='red'>化学品</span> 010575制漆用<span class='red'>化学品</span> 010570工业用亮色<span class='red'>化学品</span> 防垢用<span class='red'>化学品</span> 010116混凝土充气用<span class='red'>化学品</span> 010089引擎脱碳用<span class='red'>化学品</span> 010174清洁烟囱用<span class='red'>化学品</span> 水软化用<span class='red'>化学品</span> 污染区净化用<span class='red'>化学品</span> 游泳池净化水用<span class='red'>化学品</span> 生产聚氨酯用<span class='red'>化学品</span> 平版印刷用<span class='red'>化学品</span> 石油钻探用<span class='red'>化学品</span> 010286织物用防污<span class='red'>化学品</span> 010386制毛玻璃用<span class='red'>化学品</span> 010523窗玻璃防污用<span class='red'>化学品</span> 010679制颜料用<span class='red'>化学品</span> 工业用废水处理<span class='red'>化学品</span> 水族池用<span class='red'>化学品</span> 纸张制造用<span class='red'>化学品</span> 染料上光用<span class='red'>化学品</span> 处理有害废物用<span class='red'>化学品</span> 制清漆用工业<span class='red'>化学品</span> 热水处理系统用<span class='red'>化学品</span> 处理灌溉用水用<span class='red'>化学品</span> 制造业用粘胶纤维<span class='red'>化学品</span> 防止霉菌生长的抑霉<span class='red'>化学品</span> 010195除油漆外的水泥防水<span class='red'>化学品</span> 010617除油漆外的砖石建筑防潮<span class='red'>化学品</span> 010107除颜料外的制造搪瓷用<span class='red'>化学品</span> 中和不锈钢、铁及各种颜色金属合金用<span class='red'>化学品</span>

010364皮革防水<span class='red'>化学品</span> 010224皮革浸渍<span class='red'>化学品</span> 010175皮革翻新用<span class='red'>化学品</span>

010326<span class='red'>焊接</span>用保护气体 <span class='red'>焊接</span>用固态保护气体

010007醋酸盐（<span class='red'>化学品</span>） 菲（<span class='red'>化学品</span>） 010592纤维素衍生物（<span class='red'>化学品</span>）

葡萄酒发酵用<span class='red'>化学品</span> 010044食物防腐用<span class='red'>化学品</span> 食品保存用<span class='red'>化学品</span> 稳定食品用<span class='red'>化学品</span> 食品储存用<span class='red'>化学品</span> 食品保鲜防腐用<span class='red'>化学品</span> 从植物中提取的化妆品工业用<span class='red'>化学品</span>

预防藤蔓病<span class='red'>化学品</span> 除杀真菌剂、除莠剂、杀虫剂、杀寄生虫剂外的园艺<span class='red'>化学品</span> 010031除杀真菌剂、除草剂、杀虫剂、杀寄生虫剂外的农业<span class='red'>化学品</span> 010347除杀真菌剂、除草剂、杀虫剂、杀寄生虫剂外的园艺<span class='red'>化学品</span> 010505除杀真菌剂、除草剂、杀虫剂、杀寄生虫剂外的林业用<span class='red'>化学品</span> 除杀真菌剂、除草剂、除莠剂、杀虫剂、杀寄生虫剂外的农业<span class='red'>化学品</span> 除杀菌剂、除草剂、除莠剂、杀虫剂和杀寄生虫药外的农业<span class='red'>化学品</span>

土壤调节用<span class='red'>化学品</span>

010181实验室分析用<span class='red'>化学品</span>（非医用、非兽医用）

<span class='red'>焊接</span> 400125<span class='red'>焊接</span>服务 金属<span class='red'>焊接</span>

<span class='red'>化学品</span>蒸馏

<span class='red'>化学品</span>的回收利用

<span class='red'>焊接</span>机器和设备的<span class='red'>维护</span> 计算机硬件<span class='red'>维护</span> 发电机修理或<span class='red'>维护</span> 消费性电器<span class='red'>维护</span> 挤奶机修理或<span class='red'>维护</span> 传送带修理或<span class='red'>维护</span> 计算机修理或<span class='red'>维护</span> 孵卵器修理或<span class='red'>维护</span> 电动机修理或<span class='red'>维护</span> 缝纫机修理或<span class='red'>维护</span> 工业炉的修理或<span class='red'>维护</span> 自动售货机修理或<span class='red'>维护</span> 饲料切碎机修理或<span class='red'>维护</span> 饲料粉碎机修理或<span class='red'>维护</span> 饲料混合机修理或<span class='red'>维护</span> 轧饲料机修理或<span class='red'>维护</span> 烟草加工机修理或<span class='red'>维护</span> 燃气热水器修理或<span class='red'>维护</span> 3D打印机的<span class='red'>维护</span> 扫雪机的修理或<span class='red'>维护</span> 水净化设备的修理或<span class='red'>维护</span> 工业洗衣机的修理或<span class='red'>维护</span> 助听器的修理和<span class='red'>维护</span> 数据处理设备的<span class='red'>维护</span> 沼气洗涤设备的<span class='red'>维护</span> 燃气热水器的修理或<span class='red'>维护</span> 医疗设备和仪器<span class='red'>维护</span> 孵鸡器修理或<span class='red'>维护</span> 工业用烹饪设备修理或<span class='red'>维护</span> 烹饪用具的修理或<span class='red'>维护</span> 工业洗碗机的修理或<span class='red'>维护</span> 高射投影仪的修理或<span class='red'>维护</span> 计算机硬件的<span class='red'>维护</span>与修复 电子照明设备的修理或<span class='red'>维护</span> 电动地板清洁机的修理或<span class='red'>维护</span> 给水泵或增压泵的修理和<span class='red'>维护</span> 3D打印机的修理和<span class='red'>维护</span> 机械停车装置的修理或<span class='red'>维护</span> 水污染控制设备的修理或<span class='red'>维护</span> 光伏装置的安装和<span class='red'>维护</span> 非电烹饪加热器的<span class='red'>维护</span> 建筑机器和设备的修理或<span class='red'>维护</span> 冷冻机器和设备的修理或<span class='red'>维护</span> 医疗机器和设备的修理或<span class='red'>维护</span> 伐木机器和设备的修理或<span class='red'>维护</span> 光学机器和仪器的修理或<span class='red'>维护</span> 包装机器和设备的修理或<span class='red'>维护</span> 涂漆机器和设备的修理或<span class='red'>维护</span> 纺织机器和设备的修理或<span class='red'>维护</span> 视频机器和设备的修理或<span class='red'>维护</span> 风力发电设备的修理和<span class='red'>维护</span> 贴面板机器和设备的修理或<span class='red'>维护</span> 轧钢机的安装、<span class='red'>维护</span>和修理 路灯的安装、<span class='red'>维护</span>和修理 外科仪器和设备的修理和<span class='red'>维护</span> 贴标机的安装、<span class='red'>维护</span>和修理 鼓风机的安装、<span class='red'>维护</span>和修理 370116计算机硬件安装、<span class='red'>维护</span>和修理 通信用机器和设备的修理或<span class='red'>维护</span> 办公机器和设备的修理或<span class='red'>维护</span> 实验室设备和仪器的修理或<span class='red'>维护</span> 测量设备和仪器的修理或<span class='red'>维护</span> 造纸机器和设备的修理或<span class='red'>维护</span> 试验设备和仪器的修理或<span class='red'>维护</span> 农业机器和工具的修理或<span class='red'>维护</span> 工业用空气调节设备的修理或<span class='red'>维护</span> 电影机器和设备的修理或<span class='red'>维护</span> 耕作机器和器具的修理或<span class='red'>维护</span> 潜水机器和设备的修理或<span class='red'>维护</span> 捕鱼机器和装置的修理或<span class='red'>维护</span> 收割机械和器具的修理或<span class='red'>维护</span> 装卸机器和设备的修理或<span class='red'>维护</span> 养蚕机器和器具的修理或<span class='red'>维护</span> 太阳热能装置的安装和<span class='red'>维护</span> 工业用水净化设备的修理或<span class='red'>维护</span> 互联网接入硬件的安装和<span class='red'>维护</span> 印刷机的安装、<span class='red'>维护</span>和修理 风速计的安装、<span class='red'>维护</span>和修理 能源生产装置的<span class='red'>维护</span>和修理 锻炼用跑步机的修理和<span class='red'>维护</span> 金属加工机器和工具的修理或<span class='red'>维护</span> 理发店用机器和设备的修理或<span class='red'>维护</span> 美容院用机器和设备的修理或<span class='red'>维护</span> 娱乐用机器和设备的修理或<span class='red'>维护</span> 制鞋用机器和设备的修理或<span class='red'>维护</span> 运载工具用清洗装置的修理或<span class='red'>维护</span> 具有人工智能的工业用机器人的修理或<span class='red'>维护</span> 配电或控电机器和设备的修理或<span class='red'>维护</span> 化学加工机器和设备的修理或<span class='red'>维护</span> 塑料加工机器和设备的修理或<span class='red'>维护</span> 制纸浆机器和设备的修理或<span class='red'>维护</span> 木材加工机器和设备的修理或<span class='red'>维护</span> 纸加工机器和设备的修理或<span class='red'>维护</span> 采矿用机器和设备的修理或<span class='red'>维护</span> 半导体制造机器和系统的修理或<span class='red'>维护</span> 废物压实机器和设备的修理或<span class='red'>维护</span> 废物粉碎机器和设备的修理或<span class='red'>维护</span> 胶合板制造机器和设备的修理或<span class='red'>维护</span> 印刷机墨辊的安装、<span class='red'>维护</span>和修理 金属加工用冲床的修理和<span class='red'>维护</span> 油分离器的安装、<span class='red'>维护</span>和修理 电信设备的安装、<span class='red'>维护</span>和维修 计算机及其周边设备的安装、修理和<span class='red'>维护</span> 玻璃器皿制造机器和设备的修理或<span class='red'>维护</span> 集成电路制造机器和装置的修理或<span class='red'>维护</span> 植物纤维加工机械和器具的修理或<span class='red'>维护</span> 数据处理设备的安装、<span class='red'>维护</span>和修理 温度控制装置的安装、<span class='red'>维护</span>和修理 发电设备和装置的<span class='red'>维护</span>、检修和修理 医疗器械和仪器的安装、<span class='red'>维护</span>和修理 生产橡胶制品用机器和设备的修理或<span class='red'>维护</span> 数据处理设备的安装、<span class='red'>维护</span>和修理服务 与计算机硬件的安装、<span class='red'>维护</span>和维修有关的咨询

370129游泳池<span class='red'>维护</span> 乐器修理或<span class='red'>维护</span> 火器修理或<span class='red'>维护</span> 储油罐修理或<span class='red'>维护</span> 水族池的<span class='red'>维护</span> <span class='red'>维护</span>化粪池系统 火警报警器修理或<span class='red'>维护</span> 入侵报警器的<span class='red'>维护</span> 电话装置的修理或<span class='red'>维护</span> 电梯（升降机）修理或<span class='red'>维护</span> 智能电话的修理和<span class='red'>维护</span> 读卡器的安装、<span class='red'>维护</span>和修理 读卡器的安装、<span class='red'>维护</span>和修理 失聪者用助听器的修理和<span class='red'>维护</span>

管道<span class='red'>维护</span> 化工厂修理或<span class='red'>维护</span> 370063管道铺设和<span class='red'>维护</span> 建筑物<span class='red'>维护</span>和修理 自行车停放架的修理或<span class='red'>维护</span> 灌溉系统的安装和<span class='red'>维护</span> 为免拆除而对建筑进行的修理和<span class='red'>维护</span> 自动紧急出口的安装、<span class='red'>维护</span>和修理 铁路轨道的安装、<span class='red'>维护</span>和修理 由杂务工提供的建筑物<span class='red'>维护</span>和修复 防火隔烟屏障的安装、<span class='red'>维护</span>和修理 建筑手脚架、工作台和建筑平台的修理和<span class='red'>维护</span>

飞机<span class='red'>维护</span> 无人机的修理和<span class='red'>维护</span> 航空器的修理和<span class='red'>维护</span> 有关飞机修理和<span class='red'>维护</span>的信息

锅炉修理或<span class='red'>维护</span> 加热设备的安装、修理和<span class='red'>维护</span>

船舶修理或<span class='red'>维护</span>

建筑物<span class='red'>维护</span>咨询服务

建筑物<span class='red'>维护</span>和修理

两轮机动车修理或<span class='red'>维护</span> 铁路车辆的修理或<span class='red'>维护</span> 加油站设备的修理或<span class='red'>维护</span>

电影放映机的修理或<span class='red'>维护</span> 370046电影放映机的修理和<span class='red'>维护</span> 摄影机器和设备的修理或<span class='red'>维护</span>

厨房家具的安装、<span class='red'>维护</span>和修理

<span class='red'>焊接</span>喷灯 070504气动<span class='red'>焊接</span>吹管 070525<span class='red'>焊接</span>机用电极 070528电<span class='red'>焊接</span>设备 070530电弧<span class='red'>焊接</span>设备 激光<span class='red'>焊接</span>设备 070503气动<span class='red'>焊接</span>设备 070505气动<span class='red'>焊接</span>烙铁

<span class='red'>焊接</span>用护目镜 090114<span class='red'>焊接</span>用头盔 <span class='red'>焊接</span>用面罩

电弧<span class='red'>焊接</span>设备用电控制器

用于微型处理器控制系统或者虚拟<span class='red'>焊接</span>设备的计算机软件 <span class='red'>维护</span>和运行计算机系统的计算机软件 计算机应用程序（执行计算机<span class='red'>维护</span>工作用程序） 用于建立和<span class='red'>维护</span>防火墙的虚拟私人网络计算机硬件