控制棒水力驱动泵 control rod drive water pump
控制棒水力驱动系统 aulic system ; hydraulic control rod driving system ; control rod drive hydraulic system
水力驱动涡轮风机 Water driven turbine fans
水力驱动涡轮式风扇 Water Driven Turbine fan
水力驱动驱气风机 gas freeing fans with water motor
电水力驱动法 EHD
水力驱动连接器 hydraulic coupling
水动力驱动条件 hydrodynamic driving conditions
水平驱动力 Horizontal driving force
一个世纪后，情况完全不同了：这时，世界上已经有了电力工业，其四分之一的发电量是水力驱动的。
A century later the picture was completely different: by then, the world had an electric industry, and a quarter of its generating capacity was water powered.
溪水的流向听从大自然的计划，不管有没有其他原因支持这个选址，水力驱动的工厂都必须设在河岸上。
Streams flowed where nature intended them to, and water-driven factories had to be located on their banks whether or not the location was desirable for other reasons.
由于蒸汽机是靠燃煤来驱动的，因此一些大型棉纺织厂就不再像那些使用水力驱动机器的工厂一样，必须依河而建。
Since the steam engine was fired by coal, the large mills did not need to be located by rivers, as had mills that used water-driven machines.
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