| 单词 | metering pump | 
| 释义 | metering pump in the Pharmaceutical Industry (mitərɪŋ pʌmp) Word forms: (regular plural) metering pumps  noun (Pharmaceutical:  Administration)  A  metering pump is a device used to pump precise amounts of liquids over a period of time.  Metering pumps pump liquids at different rates so that a specific amount is moved within a certaintime.  A metering pump is used to pump chemicals at rates that are averaged over time.  A metering pump is a device used to pump precise amounts of liquids over a period of time. | 
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