-
The piston has a cross-sectional area, a, and the force pressure is force per volume area.
我们以活塞系统为例，来说明膨胀功。
应用推荐
$firstVoiceSent
- 来自原声例句
The piston has a cross-sectional area, a, and the force pressure is force per volume area.
我们以活塞系统为例，来说明膨胀功。
应用推荐