明天我将得到苯乙烯和关闭，以真空形式的机器。
Tomorrow I'll get the styrene and off to the vacuum form machine.
本文以真空操作塔为例，辅助计算机程序以完成外压容器的机械设计。
This article takes the vacuum column equipment for an example to do the external pressed vessel machinery design by using of computer programs.
以真空中的压力为基准的压力的量度，等于压力计显示的压力与大气压力的总和。
The measurement of pressure relative to the pressure in a vacuum, equal to the sum of the pressure shown on a pressure gauge and atmospheric pressure.
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