如果抽取地下热水而又不将其泵回，地表就会下沉。
The surface of the ground can sink if hot groundwater is withdrawn without being replaced.
当他试图泵出的水，它通过渗透回地面。
After he tried to pump the water out, it seeped back through the floor.
主回凸轮机构在泵送机构中应用广泛。
The main return cam mechanism has been widely applied in the pump transportation mechanism.
主回凸轮机构在泵送机构中应用广泛。
The main return cam mechanism has been widely applied in the pump transportation mechanism.
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