液压千斤顶是一种以液体为工作介质，根据帕斯卡原理制成的用于传递能量以实现各种工艺的机器。
The hydraulic jack is one kind take the liquid as the actuating medium, makes according to the Pascal principle uses in the transmission energy realizing each craft machine.
淬火过程中表面换热系数是反映界面能量传递和介质冷却能力的重要物理参数。
Surface heat transfer coefficient is an important physical parameter which reflects energy transfer of interface and cooling capability of medium.
水介质爆破法是一种高效传递爆破能量、提高爆能利用率的有效方法。
Blasting in water medium is an efficient way which is characterised by the highly efficient transmission and improved utilization of blasting energy.
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