metering pump的用法和樣例：
例句
- The control received the anticipative effect through the test of metric pump flux.
通過(guò)計量泵流量測試，達到了預期的控制效果。 - In addition to being extremely accurate, the pump is a unique valveless design having only one moving part.
除了其非常精確的特點(diǎn)外，弗洛德計量泵還具有獨一無(wú)二的無(wú)閥設計，整個(gè)泵只有一個(gè)活動(dòng)部件。
