当压强趋近于零时, 分子的碰撞就停止了.For the pressure to become zero , molecular bombardment must cease.低的基本压强也是保持表面清洁所要求的.Low base pressure is also a requirement to keep the surface clean.压强的不相等导致气体运动.Pressure inequalities generate gas ...

“压强”的英语可以翻译为：[物] pressure，intensity of pressure ...

“压强”的拼音为：yā qiáng...