The vapor mass fraction at the outlet of the elevating tube increases with the decrease of the driving liquid head.
提升管出口处的气体质量分数随着试件浸没深度的增大而减小。
2
In the cylinder this expansion space is provided by the vapor space or head space.
在钢瓶内，这种膨胀空间由蒸气空间或排出空间提供。
3
Additionally, the crew brought in "cobra head" sodium-vapor streetlamps, which play in frame behind Driver as he walks onto the beach and chases Nino into the crashing surf.