Hydraulic jack (other name: the hydraulic jack) the use liquid intensity of pressure transmission machinery which makes using the Pascal's law, the type hydraulic jack are many.

液压千斤顶(又名：油压千斤顶)利用帕斯卡定律制成的利用液体压强传动的机械，种类液压千斤顶很多。

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The Pascal's law is: Seals up intensity of pressure change which in vessel's fluid at rest's some part occurs, will not lose the transmission to the fluid each part and the vessel wall.

帕斯卡定律是：封闭容器中的静止流体的某一部分发生的压强变化，将毫无损失地传递至流体的各个部分和容器壁。

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According to Pascal's Law, each die will receive equal pressure during the process of pressing.

根据帕斯卡定律使每个冲模在压制过程中具有相等的压力值。

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