- dosing pump
- metering pump
- proportional pump
- proportioning pump
- roportioning pump
- 比例: scale; scaling
- 泵: pump
- 比例泵;配比泵: proportioning pump
- 齿轮比例泵: abjustable discharge gear pump; adjustable discharge gear pump; gear dosing pump; gear dosingpump
- 熔体比例泵: melt proportioning pump
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