Femi站在一旁看Neal用泵给炉子加压，直到帆布做的球囊被空气充满，这蓝白相间的庞然大物从草丛中缓缓升起。
Femi had stood aside and watched him pump up the burners before the canvas envelope filled and the blue-and-white drape lifted out of the grass, swollen with air.
将织物以绳状方式送入煮布锅，煮练用的化学助剂通过泵的加压穿过织物。
The kier is loaded with cloth in rope form and the scouring chemicals are pumped through the cloth.
丁二烯罐车卸车多采用氮气注入罐车加压，同时用离心泵抽液的卸车方法。
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.
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