<span class='red'>尿素</span> <span class='red'>尿素</span>酶

<span class='red'>尿素</span>树脂 <span class='red'>尿素</span>甲醛树脂

<span class='red'>尿素</span>肥料 <span class='red'>尿素</span>为主的肥料 <span class='red'>尿素</span>（氮肥） <span class='red'>尿素</span>溶液（氮肥） <span class='red'>尿素</span>硝酸铵溶液（氮肥）

处理汽车尾气用<span class='red'>尿素</span>溶液 汽车<span class='red'>尿素</span>（发动机燃料化学添加剂） <span class='red'>尿素</span>还原剂（汽车用尾气气体净化剂）

<span class='red'>尿素</span>传感器 感应式调压<span class='red'>器</span> 电调光<span class='red'>器</span> <span class='red'>尿素</span>选择性催化还原用水位传感器 交流<span class='red'>器</span>（电）

090241照蛋<span class='red'>器</span>

090581条形码读出<span class='red'>器</span> 光盘读出<span class='red'>器</span> 闪存卡读出<span class='red'>器</span> 电子卡读出<span class='red'>器</span> 090620读出<span class='red'>器</span>（数据处理设备）

090628电子记事<span class='red'>器</span> 090313衣裙下摆贴边标示<span class='red'>器</span>

090082火灾扑打<span class='red'>器</span>

090556细菌培养<span class='red'>器</span>

磁带抹音<span class='red'>器</span> 无线电设备用布制滤音<span class='red'>器</span>

<span class='red'>尿素</span>泵

C070198<span class='red'>尿素</span>合成塔

070558电动拔钉<span class='red'>器</span> 070560滑雪板用电动磨边<span class='red'>器</span>

070538电动关门<span class='red'>器</span> 070550气动关窗<span class='red'>器</span> 070552气动关门<span class='red'>器</span> 070551液压关门<span class='red'>器</span> 070546电动关窗<span class='red'>器</span> 070548液压关窗<span class='red'>器</span>

家用电动红枣去核<span class='red'>器</span>

工业用电动红枣去核<span class='red'>器</span>

C070009饲料蒸煮<span class='red'>器</span>（饲料加工机械部件）

<span class='red'>尿素</span>合成处理

为汽车<span class='red'>加注</span>氢气燃料

370015火警<span class='red'>器</span>的安装与修理 火警<span class='red'>器</span>的安装与维修

孵鸡<span class='red'>器</span>修理或维护