force per unit area中文什么意思

单位面积上的力

面分布力

• force:    n. 〔北英〕瀑布。
• per:     ＄2 per man 每 ...
• unit area:    单位面积。

例句与用法

1. The drag is a force per unit area of the layer .
   拖力是流层单位面积的力。
2. Pressure is force per unit area
   压力就是电单位面积上的力。
3. To find the pressure we divide the force by the area on which it presses , which gives us the force per unit area
   要求压强，则把力除以它所作用的面积，从而得出单位面积上的力。
4. Measures in force per unit area [ i . e . pounds per square inch ( psi ) ] the ultimate stress that can be withstood by a material in tension prior to failure
   在出现问题前材料单位面积所能承受的极限拉力，例如：磅每平方英寸( psi ) 。

英文释义

名词

1. the force applied to a unit area of surface; measured in pascals (SI unit) or in dynes (cgs unit); "the compressed gas exerts an increased pressure"
   同义词：pressure, pressure level