这样，核电站和铁网再次相连，内部冷却泵重新启动，它们成为严重核辐射爆发前的最后防线。
That leaves reconnecting the plant to the grid and restarting the cooling pumps inside as the last line of defence before a major release of radiation.
往复泵的活塞由连杆曲轴与原动机相连。原动机可用电机，亦可用蒸汽机。
Reciprocating piston pump crankshaft by connecting rods connected with the original motivation. Prime mover can be motor, steam engine can also be used.
这些泵的声音被记录在与套袖相连的表上。
These pumping sounds register on a gauge attached to the cuff.
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