extraction pump

基本解釋

The water in the hot-well is pumped by the condensate extraction pump through the low pressure feed-heating system to another pump, the boiler feed pump.
在熱井中的水在凝結(jié)水泵的作用下通過低壓給水加熱系統(tǒng)到達(dá)另一個(gè)泵，鍋爐給水泵。
mengang2008.blog.163.com
The treatment equipment comprises a waste oil tank, an extraction pump, an oil filter, an impurity separator, a pressuring pump and a ceramic film filter;
処理設(shè) 備包括廢油槽、提取泵、機(jī)油過濾器、襍質(zhì)分離器、加壓泵和陶瓷膜過濾器；
ip.com
Unloading method of injecting nitrogen to tank car to raise pressure and liquid extraction with centrifugal pump simultaneously is often used to unload butadiene tank car.
丁二烯罐車卸車多採(cǎi)用氮?dú)庾⑷牍捃嚰訅?，同時(shí)用離心泵抽液的卸車方法。

Higher prices at the pump have also made extraction from oil sands and heavy oil feasible.
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