circulation pump的用法和樣例：
例句
- As soon as the level of the holding tank reaches the low level switch, the mixer and the lime milk circulation pumps will be interlocked.
當貯槽液面達到低位開關時，攪拌器和石灰乳循環泵將互鎖。 - Through experiments, the double pump operation mode was compared with the single pump operation mode under different temperatures and different loads.
通過試驗闡述循環水泵在不同溫度和機組負荷下進行雙循環泵運行改單循環泵運行的比較。
