barrel pump的用法和樣例：
例句
- Barrel pumps are commonly used to decant liquid additives during the preparation of treatment fluids at the wellsite.
在井場(chǎng)配置處理液時(shí)普通用桶泵來(lái)緩慢傾注液體添加劑。 - CLC PUMP LTD. is a professional manufacturer of Dispensing Pumps &Aerosol Valves.
中山市聯(lián)昌噴霧泵有限公司，是一家專(zhuān)業(yè)生產(chǎn)日化包裝用噴霧泵和氣霧閥的企業(yè)。
