remote-control dual regulation metering pump
遥控风门机构 damper with remote control device 遥控双调节计量泵 remote-control dual regulation metering pump 咬紧连接 bite-type fitting joint ..
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remote-control dual regulation metering pump
遥控双调节计量泵
以上为机器翻译结果，长、整句建议使用 人工翻译 。