metering pump
【电学】仪表设备，具有仪表设备的电子管
metering device tube with metering device
暂无补充释义。
相关词条
metering valve
moisture metering, moisture control
filling apparatus with provision for metering
chip metering【木】
cross-sectional area of fuel-metering orifice
chip metering
dosing apparatus (metering by volume)