节<span class='red'>庆</span>用电灯 发光<span class='red'>二</span>极管灯泡 110414发光<span class='red'>二</span>极管（LED）灯泡 发光<span class='red'>二</span>极管手电筒 发光<span class='red'>二</span>极管照明器具 110333发光<span class='red'>二</span>极管（LED）照明器具 有机发光<span class='red'>二</span>极管照明装置 汽车<span class='red'>防</span>眩光装置（灯配件） 可通过无线及蓝牙<span class='red'>控</span>制的智能灯泡 110249运载工具用<span class='red'>防</span>眩光装置（灯配件）

110049消<span class='red'>防</span>栓 水龙头水量<span class='red'>控</span>制阀 110055龙头<span class='red'>防</span>溅喷嘴

110194水箱液面<span class='red'>控</span>制阀 工业废气污染<span class='red'>控</span>制用催化焚烧炉 工业废气污染<span class='red'>控</span>制用直燃式焚烧炉 水加热器用<span class='red'>防</span>止冷凝、渗漏和溢出的专用接水盘

110194水箱液面<span class='red'>控</span>制阀

体<span class='red'>重</span><span class='red'>控</span>制咨询服务 440254远程监<span class='red'>控</span>用于医疗诊断和治疗的医疗数据

农业虫害<span class='red'>防</span>治 林业虫害<span class='red'>防</span>治服务 园艺虫害<span class='red'>防</span>治服务 水产养殖业虫害<span class='red'>防</span>治服务 440276虫害<span class='red'>防</span>治熏蒸（为农业、园艺或林业目的） <span class='red'>防</span>治虫害服务（为农业、园艺和林业目的） 440220虫害<span class='red'>防</span>治服务（为农业、水产养殖业、园艺或林业目的）

声<span class='red'>级</span>计 090011比<span class='red'>重</span>计 <span class='red'>重</span>力计 噪音等<span class='red'>级</span>测量仪 090492尿比<span class='red'>重</span>计 090020气体比<span class='red'>重</span>计 090027酒精比<span class='red'>重</span>计 090317乳汁比<span class='red'>重</span>计 090389盐液比<span class='red'>重</span>计 090773温差比<span class='red'>重</span>计 C090064导弹<span class='red'>控</span>制盒 非医用尿比<span class='red'>重</span>计 090387酸性液体比<span class='red'>重</span>计 090120锅炉<span class='red'>控</span>制仪器 遥<span class='red'>控</span>遥测设备 <span class='red'>二</span>氧化碳探测器 <span class='red'>防</span>冻液检测仪 C090061核原子发电站<span class='red'>控</span>制系统 非医用<span class='red'>二</span>氧化碳电子监测仪 090448运载工具驾驶和<span class='red'>控</span>制模拟器 远程<span class='red'>控</span>制的遥测设备和仪器 驾驶或<span class='red'>控</span>制运载工具用模拟器

超<span class='red'>级</span>计算机 超<span class='red'>级</span>计算机 计算机触<span class='red'>控</span>笔 计算机触<span class='red'>控</span>笔 可编程<span class='red'>控</span>制器 可编程<span class='red'>控</span>制器 090951触摸屏用触<span class='red'>控</span>笔 可编程逻辑<span class='red'>控</span>制器 计算机键盘<span class='red'>控</span>制器 可编程逻辑<span class='red'>控</span>制器 计算机键盘<span class='red'>防</span>尘罩 计算机键盘<span class='red'>防</span>尘罩 <span class='red'>控</span>制自助终端用计算机软件 <span class='red'>控</span>制自助终端用计算机软件 管理飞机<span class='red'>控</span>制装置用计算机 管理飞机<span class='red'>控</span>制装置用计算机 接入或进入<span class='red'>控</span>制用计算机程序 计算机访问<span class='red'>控</span>制用计算机软件 计算机访问<span class='red'>控</span>制用计算机软件 接入或进入<span class='red'>控</span>制用计算机程序 <span class='red'>控</span>制和改善音响设备音质的软件 <span class='red'>控</span>制和改善音响设备音质的软件 用于机器自动化<span class='red'>控</span>制的虚拟软件程序 音频和视频设备操作<span class='red'>控</span>制用计算机软件 音频和视频设备操作<span class='red'>控</span>制用计算机软件 用于创造、<span class='red'>控</span>制、参与3D虚拟环境的计算机软件 用于创造、<span class='red'>控</span>制、参与3D虚拟环境的计算机软件 <span class='red'>控</span>制和管理访问服务器应用程序用计算机软件 <span class='red'>控</span>制和管理访问服务器应用程序用计算机软件 遥<span class='red'>控</span>检索计算机和计算机网络内容用计算机程序 遥<span class='red'>控</span>检索计算机和计算机网络内容用计算机程序 用于微型处理器<span class='red'>控</span>制系统或者虚拟焊接设备的计算机软件 用于微型处理器<span class='red'>控</span>制系统或者虚拟焊接设备的计算机软件 有关有形和虚拟空间、电子网络以及电子数据文档的进入<span class='red'>控</span>制软件 有关有形和虚拟空间、电子网络以及电子数据文档的进入<span class='red'>控</span>制软件 用于建立和维护<span class='red'>防</span>火墙的虚拟私人网络计算机硬件 用于建立和维护<span class='red'>防</span>火墙的虚拟私人网络计算机硬件 提供在三维虚拟环境中对多<span class='red'>重</span>对象的描述以便利数字内容导航的计算机软件(录制好的计算机程序) 用于对机械电子系统、<span class='red'>控</span>制系统以及机械系统及其产品的功能性性能进行虚拟模拟和分析的软件 用于对机械电子系统、<span class='red'>控</span>制系统以及机械系统及其产品的功能性性能进行虚拟模拟和分析的软件 用于通过全球卫星系统对虚拟环境中对<span class='red'>二</span>维和三维的移动物体进行实时综合处理的计算机软件 用于计算机网络虚拟基础结构管理的计算机软件,即对配置性能的变化,配置的变化,<span class='red'>重</span>要事件以及性能数据进行检验,分析以及报告的软件

系统<span class='red'>级</span>芯片 温<span class='red'>控</span>器 <span class='red'>二</span>极管 储能用超<span class='red'>级</span>电容器 090217<span class='red'>控</span>制板（电） 微<span class='red'>控</span>制器 090470遥<span class='red'>控</span>装置 触<span class='red'>控</span>面板 电子<span class='red'>二</span>极管 激光<span class='red'>二</span>极管 电视遥<span class='red'>控</span>器 电<span class='red'>控</span>制面板 音响遥<span class='red'>控</span>器 压力温<span class='red'>控</span>器 室内温<span class='red'>控</span>器 090823数字温<span class='red'>控</span>器 C090101家用遥<span class='red'>控</span>器 电源<span class='red'>控</span>制器 电子温<span class='red'>控</span>器 恒温<span class='red'>控</span>制阀 光电<span class='red'>二</span>极管 发光<span class='red'>二</span>极管 碳化硅<span class='red'>二</span>极管 LED发光<span class='red'>二</span>极管 电压监<span class='red'>控</span>模块 电动<span class='red'>控</span>制装置 电流<span class='red'>控</span>制装置 照明<span class='red'>控</span>制装置 空调用遥<span class='red'>控</span>器 信号遥<span class='red'>控</span>装置 远程<span class='red'>控</span>制装置 090198配电<span class='red'>控</span>制台（电） 照相机遥<span class='red'>控</span>器 电动<span class='red'>控</span>制设备 090704发光<span class='red'>二</span>极管（LED） 双向触发<span class='red'>二</span>极管 有机发光<span class='red'>二</span>极管 投影仪用遥<span class='red'>控</span>器 中央空调温<span class='red'>控</span>器 双<span class='red'>重</span>放大器用均衡器 090897伺服电机用<span class='red'>控</span>制器 车辆用电子<span class='red'>控</span>制器 090781电子钥匙（遥<span class='red'>控</span>装置） 090825有机发光<span class='red'>二</span>极管（OLED） 超辐射激光<span class='red'>二</span>极管 汽车用电子<span class='red'>控</span>制单元 090826量子点发光<span class='red'>二</span>极管（QLED） 090876伺服电机用电子<span class='red'>控</span>制器 有机发光<span class='red'>二</span>极管显示面板 运载工具报警器用遥<span class='red'>控</span>器 电弧焊接设备用电<span class='red'>控</span>制器 OLED（有机发光<span class='red'>二</span>极管）显示面板 用于会议投票的电子<span class='red'>控</span>制装置 电视和计算机显示器用<span class='red'>防</span>眩光过滤器

090772体<span class='red'>重</span>秤 电子体<span class='red'>重</span>秤 厨房用电子称<span class='red'>重</span>秤

<span class='red'>重</span>低音音箱 090721婴儿监<span class='red'>控</span>器 视频监<span class='red'>控</span>器 混音<span class='red'>控</span>制台 电子监<span class='red'>控</span>装置 090722可视婴儿监<span class='red'>控</span>器 090789安全监<span class='red'>控</span>机器人 090930虚拟现实<span class='red'>控</span>制器 户外监<span class='red'>控</span>摄像机 090151非医用监<span class='red'>控</span>装置 电及电子视频监<span class='red'>控</span>设备 耳机插孔<span class='red'>防</span>尘塞 便携式摄像机的<span class='red'>防</span>水罩 便携式摄像机用<span class='red'>防</span>水罩 090878作为音频接口的乐器数字接口<span class='red'>控</span>制器

090834潜水配<span class='red'>重</span>带 090645<span class='red'>防</span>事故、<span class='red'>防</span>辐射、<span class='red'>防</span>火用鞋 <span class='red'>防</span>事故、<span class='red'>防</span>辐射、<span class='red'>防</span>火用面罩 090005<span class='red'>防</span>事故、<span class='red'>防</span>辐射、<span class='red'>防</span>火用服装 <span class='red'>防</span>事故或<span class='red'>防</span>伤害用<span class='red'>防</span>护鞋 潜水用配<span class='red'>重</span>带 潜水用加<span class='red'>重</span>带 090728<span class='red'>防</span>弹衣 <span class='red'>防</span>火衣 <span class='red'>防</span>火梯 090638消<span class='red'>防</span>毯 C090116<span class='red'>防</span>水衣 090932<span class='red'>防</span>事故、<span class='red'>防</span>伤害用摩托车手<span class='red'>防</span>护服 <span class='red'>防</span>护头盔用<span class='red'>防</span>护面罩 <span class='red'>防</span>事故和<span class='red'>防</span>火灾用鞋 090956<span class='red'>防</span>暴盾牌 <span class='red'>防</span>尘眼镜 <span class='red'>防</span>护面具 <span class='red'>防</span>火手套 消<span class='red'>防</span>员用石棉制<span class='red'>防</span>护屏 <span class='red'>防</span>暴盾牌 090288<span class='red'>防</span>火服装 090582<span class='red'>防</span>弹背心 C090118<span class='red'>防</span>火靴（鞋） <span class='red'>防</span>撞头盔 <span class='red'>防</span>毒面具 <span class='red'>防</span>尘面具 <span class='red'>防</span>尘面罩 <span class='red'>防</span>护眼镜 电动遥<span class='red'>控</span>救生圈 090245火星<span class='red'>防</span>护罩 化学<span class='red'>防</span>护服 <span class='red'>防</span>事故或<span class='red'>防</span>伤害用绝缘服装 090046<span class='red'>防</span>眩光眼镜 090035<span class='red'>防</span>火石棉衣 090259<span class='red'>防</span>事故用网 <span class='red'>防</span>火飞行服 090274<span class='red'>防</span>事故用手套 <span class='red'>防</span>辐射用服装 <span class='red'>防</span>事故用服装 090070飞行员<span class='red'>防</span>护服 090838搬<span class='red'>重</span>物时支撑身体用背带 090261救护用<span class='red'>防</span>水油布 090210工人用<span class='red'>防</span>护面罩 090338非医用<span class='red'>防</span>护面罩 <span class='red'>防</span>止事故和伤害用的摩托车手<span class='red'>防</span>护服 <span class='red'>防</span>护面罩用镜片 <span class='red'>防</span>雾安全护目镜 090004个人用<span class='red'>防</span>事故装置 090901<span class='red'>防</span>事故用绝缘手套 <span class='red'>防</span>毒面具用过滤器 090276工业用<span class='red'>防</span>X光手套 090034<span class='red'>防</span>事故用石棉手套 090689消<span class='red'>防</span>人员用石棉挡板 090422非医用X光<span class='red'>防</span>护装置 090887坠落<span class='red'>防</span>护用安全气囊 非医用X光射线<span class='red'>防</span>护装置 090898具有空气净化功能的<span class='red'>防</span>尘口罩

090601消<span class='red'>防</span>船 090298消<span class='red'>防</span>泵 090297消<span class='red'>防</span>车 090708消<span class='red'>防</span>水龙带 消<span class='red'>防</span>水龙头 090646消<span class='red'>防</span>喷淋装置 消<span class='red'>防</span>洒水装置 090296消<span class='red'>防</span>水龙带喷嘴

相机<span class='red'>防</span>水套 相机镜头盖<span class='red'>防</span>丢扣 照相机漏光<span class='red'>防</span>护罩

<span class='red'>防</span>反射镜头 电视用<span class='red'>防</span>眩滤光片

090511<span class='red'>防</span>盗报警器 无线电频率<span class='red'>控</span>制锁 090497电子<span class='red'>防</span>盗装置 <span class='red'>防</span>闯入报警器 <span class='red'>防</span>盗报警装置 电子<span class='red'>防</span>盗报警器 非运载工具用<span class='red'>防</span>盗报警器

无线局域网<span class='red'>控</span>制器 C090031程<span class='red'>控</span>电话交换设备 遥<span class='red'>控</span>用无线电接收机 090447遥<span class='red'>控</span>信号用电动装置 遥<span class='red'>控</span>用无线电发射机 手机插孔用<span class='red'>防</span>尘塞 声音和信号再现用无线电监<span class='red'>控</span>器 090048<span class='red'>防</span>无线电干扰设备（电子） 智能手机用<span class='red'>防</span>水保护套 090896手机和智能手机专用仪表板<span class='red'>防</span>滑垫 090896移动电话和智能手机专用仪表板<span class='red'>防</span>滑垫

C090133便携式遥<span class='red'>控</span>阻车器

眼镜<span class='red'>防</span>滑耳勾 涂<span class='red'>防</span>反射涂层的眼镜

供热管理用电<span class='red'>控</span>制设备 090022遥<span class='red'>控</span>铁路道岔用电动装置 090130工业遥<span class='red'>控</span>操作用电气设备 能源管理用电气<span class='red'>控</span>制设备 供热管理用电气<span class='red'>控</span>制设备 C090108高压<span class='red'>防</span>爆配电装置 用于金属加工机械的数字<span class='red'>控</span>制装置

<span class='red'>防</span>交通事故用穿戴式反射盘 090003<span class='red'>防</span>交通事故用穿戴式反射用品

木材分<span class='red'>级</span> 420157质量<span class='red'>控</span>制 质量<span class='red'>控</span>制（为他人） 服务的质量<span class='red'>控</span>制 商品和服务的质量<span class='red'>控</span>制 可<span class='red'>控</span>核聚变技术领域的研究

宝石分<span class='red'>级</span> 硬币评<span class='red'>级</span>服务

数据库<span class='red'>重</span>构 替他人升<span class='red'>级</span>计算机软件 计算机软件维护和升<span class='red'>级</span> 为电动操作<span class='red'>控</span>制和驱动组件创建<span class='red'>控</span>制程序 420239为检测故障监<span class='red'>控</span>计算机系统 420206计算机病毒的<span class='red'>防</span>护服务 420215通过远程访问监<span class='red'>控</span>计算机系统的运行 设计用于<span class='red'>控</span>制自助服务终端的计算机软件 420246为侦测网络诈骗而进行的信用卡活动电子监<span class='red'>控</span> 计算机安全和风险<span class='red'>防</span>范用软件的维护 420245为侦测网络身份盗用而进行的个人身份信息电子监<span class='red'>控</span> 计算机安全和计算机风险<span class='red'>防</span>范软件的更新 420244为侦测非授权访问和数据外泄而进行的计算机系统监<span class='red'>控</span> 与计算机安全和风险<span class='red'>防</span>范有关的计算机软件维护

卡车过磅称<span class='red'>重</span>服务

420291新车和<span class='red'>二</span>手车的售前检查服务 为买卖车辆的人提供新车和<span class='red'>二</span>手车的检测服务

010253<span class='red'>重</span>水

C010114<span class='red'>二</span>缩三乙<span class='red'>二</span>醇 C010113一缩<span class='red'>二</span>乙<span class='red'>二</span>醇 丙<span class='red'>二</span>酸<span class='red'>二</span>乙酯 <span class='red'>二</span>氟<span class='red'>二</span>氯化碳 010495<span class='red'>重</span>晶石 邻苯<span class='red'>二</span>甲酸<span class='red'>二</span>乙酯 C010053己<span class='red'>二</span>酸 010337乙<span class='red'>二</span>醇 C010106丙<span class='red'>二</span>醇 C010142<span class='red'>二</span>甲胺 <span class='red'>二</span>氯苯 <span class='red'>二</span>苄醚 己<span class='red'>二</span>胺 丁<span class='red'>二</span>烯 邻苯<span class='red'>二</span>甲酸<span class='red'>二</span>甲酯 010474癸<span class='red'>二</span>酸 010712<span class='red'>二</span>甲苯 C010132<span class='red'>二</span>苯胺 C010143<span class='red'>二</span>乙胺 C010144乙<span class='red'>二</span>胺 苯<span class='red'>二</span>胺 <span class='red'>重</span>铬酸铵 010119<span class='red'>重</span>铬酸钾 010120<span class='red'>重</span>铬酸钠 <span class='red'>重</span>碳酸铵 工业用<span class='red'>二</span>缩三乙<span class='red'>二</span>醇 010283乙<span class='red'>二</span>醇醚 010149<span class='red'>二</span>硫化碳 C010085氯丁<span class='red'>二</span>烯 C010086<span class='red'>二</span>氯乙烷 C010096邻<span class='red'>二</span>氯苯 C010124对苯<span class='red'>二</span>酚 C010125间苯<span class='red'>二</span>酚 酮戊<span class='red'>二</span>酸 <span class='red'>二</span>硫化钙 <span class='red'>二</span>苯甲酮 <span class='red'>二</span>甲苯酚 <span class='red'>二</span>氧化氢 <span class='red'>二</span>苯乙烯 010124<span class='red'>二</span>氧化锰 010118<span class='red'>二</span>氯化锡 C010077异戊<span class='red'>二</span>烯 C010089<span class='red'>二</span>氯甲烷 C010095对<span class='red'>二</span>氯苯 C010101间<span class='red'>二</span>氯苯 C010146<span class='red'>二</span>乙醇胺 <span class='red'>二</span>硝基萘 <span class='red'>二</span>异丙醚 <span class='red'>二</span>氧化硅 <span class='red'>二</span>硫化锡 C010057对苯<span class='red'>二</span>甲酸 010711混合<span class='red'>二</span>甲苯 <span class='red'>二</span>苯基甲烷 <span class='red'>二</span>甲胂基氯 磷酸氢<span class='red'>二</span>钾 <span class='red'>二</span>氯化乙烯 C010168硫酸<span class='red'>二</span>甲酯 邻苯<span class='red'>二</span>甲酸 <span class='red'>二</span>甲基苯胺 五氧化<span class='red'>二</span>磷 磷酸<span class='red'>二</span>氢钾 均<span class='red'>二</span>苯代乙烯 乙基丙<span class='red'>二</span>酸盐 010361连<span class='red'>二</span>亚硫酸盐 C010059邻苯<span class='red'>二</span>甲酸酐 C010097<span class='red'>二</span>硝基氯化苯 010533对称<span class='red'>二</span>苯硫脲 对<span class='red'>二</span>氨基联苯 010536工业用<span class='red'>二</span>氧化钛 邻苯<span class='red'>二</span>甲酸乙酯 C010151过氧化<span class='red'>二</span>苯甲酰 吡咯并喹啉醌<span class='red'>二</span>钠盐 C010060顺丁烯<span class='red'>二</span>酸酐（即失水草果酸酐）

010245<span class='red'>重</span>氮纸

<span class='red'>二</span>氧化氯 <span class='red'>二</span>氧化硫 010093一氧化<span class='red'>二</span>氮 010333干冰（<span class='red'>二</span>氧化碳） C010001液体<span class='red'>二</span>氧化硫 C010003液体<span class='red'>二</span>氧化碳 010732工业用<span class='red'>二</span>氧化碳 亚硫酸气体（<span class='red'>二</span>氧化硫）

未加工的初<span class='red'>级</span>形态塑料 未加工的间苯<span class='red'>二</span>甲酸<span class='red'>二</span>烯丙酯树脂 未加工的聚对苯<span class='red'>二</span>甲酸乙<span class='red'>二</span>醇酯树脂 未加工的丙烯腈-丁<span class='red'>二</span>烯-苯乙烯树脂

C010187<span class='red'>防</span>染盐 C010192<span class='red'>防</span>皱剂 <span class='red'>防</span>缩剂 010072<span class='red'>防</span>冻剂 <span class='red'>防</span>冻液 <span class='red'>防</span>污剂 <span class='red'>防</span>冻制剂 010073<span class='red'>防</span>水垢剂 010377镜头<span class='red'>防</span>污剂 010522玻璃<span class='red'>防</span>污剂 C010260化学<span class='red'>防</span>腐剂 <span class='red'>防</span>冻化学品 橡胶<span class='red'>防</span>腐剂 服装<span class='red'>防</span>皱剂 花卉<span class='red'>防</span>腐剂 C010205<span class='red'>防</span>水浆消泡剂 <span class='red'>防</span>垢用化学品 010395<span class='red'>防</span>霉化学制剂 010138<span class='red'>防</span>冷凝化学品 <span class='red'>防</span>水化学合成物 电池用<span class='red'>防</span>硫化剂 010003非食品用<span class='red'>防</span>腐盐 010286织物用<span class='red'>防</span>污化学品 010105长袜用<span class='red'>防</span>抽丝物质 010362纺织品<span class='red'>防</span>水化学品 010006电池用<span class='red'>防</span>泡沫溶液 010523窗玻璃<span class='red'>防</span>污用化学品 010006蓄电池用<span class='red'>防</span>泡沫溶液 纺织物<span class='red'>防</span>水化学合成物 运载工具散热器用<span class='red'>防</span>冻剂 010195除油漆外的水泥<span class='red'>防</span>水化学品 挡风玻璃清洗系统用<span class='red'>防</span>冻剂 运载工具冷却系统用<span class='red'>防</span>冻剂 除油漆和油外的水泥<span class='red'>防</span>腐剂 除油漆和油外的砖瓦<span class='red'>防</span>腐剂 <span class='red'>防</span>止霉菌生长的抑霉化学品 除油漆和油外的石建筑<span class='red'>防</span>腐剂 除油漆和油外的砖建筑<span class='red'>防</span>腐剂 除油漆和油外的混凝土<span class='red'>防</span>腐剂 010617除油漆外的砖石建筑<span class='red'>防</span>潮化学品 用于<span class='red'>防</span>止锌晶须在镀锌表面扩散的化学制剂 用于汽车排气系统作为腐蚀抑制剂的化学<span class='red'>防</span>腐剂

<span class='red'>重</span>过磷酸钙肥料 园艺用<span class='red'>控</span>释肥

010294<span class='red'>防</span>火制剂 消<span class='red'>防</span>泡沫 C010247消<span class='red'>防</span>泡沫液 <span class='red'>防</span>火合成物 阻燃<span class='red'>防</span>火液 可喷涂的<span class='red'>防</span>火制剂

010619啤酒<span class='red'>防</span>腐剂 食品<span class='red'>防</span>腐剂 010571<span class='red'>防</span>止蔬菜发芽剂 010044食物<span class='red'>防</span>腐用化学品 食品<span class='red'>防</span>腐用化学制剂 食品<span class='red'>防</span>腐用亚硫酸盐 食物<span class='red'>防</span>腐用亚硫酸盐 食品保鲜<span class='red'>防</span>腐用化学品

C010215<span class='red'>防</span>微生物剂 C010217烟草用<span class='red'>防</span>霉剂 预<span class='red'>防</span>藤蔓病化学品 <span class='red'>防</span>止发芽用化学制剂 发芽抑制剂（<span class='red'>防</span>发芽制剂） 010404预<span class='red'>防</span>小麦枯萎病的化学制剂 010404预<span class='red'>防</span>小麦黑穗病的化学制剂 010546预<span class='red'>防</span>藤蔓植物病害的化学制剂 010719预<span class='red'>防</span>谷类植物病害的化学制剂 <span class='red'>防</span>止植物叶子变黄用硫酸亚铁 预<span class='red'>防</span>植物病原感染用化学制剂 预<span class='red'>防</span>小麦枯萎病（黑穗病）的化学制剂

010364皮革<span class='red'>防</span>水化学品