在分析隔膜式计量泵隔膜片损坏原因的基础上，对该泵的补油系统进行了改进。
Some improvements of the slippage systems of the daiphragm meter pumps were made based on the damage causes of the daiphragm sheets.
在分析隔膜式计量泵隔膜片损坏原因的基础上，对该泵的补油系统进行了改进。
Some improvements of the slippage systems of the daiphragm meter pumps were made based on the damage causes of the daiphragm sheets.
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