draw-off pump
英
美
- draw v.拖；接近；画；提取；拉；绘制n.平局；抽签；拉；拽；吸引人的事物
- off adv.表示状态的关闭或离开prep.离开；在...之外adj.空闲的；离开的；关闭的v.离开；脱下
- pump n.泵；抽水机；打气筒；抽水；打气v.打气；唧筒般运动；灌输；抽取；增加；盘问
- The extractor is connected to the pump by a plastic line.
抽取器由一根塑料管子与泵相连。
- Air can not be compressed in the pump, so our pump can get coagulable air.
气体在泵内无压缩，适宜抽取可凝性气体。
