... pressure piping 耐压管线 pressure port 压力孔 pressure proportioner 压力式比例混合器 ...
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硬盘使用，以平衡内外压力HDA的呼吸孔。
HDD uses Breath hole to equalize pressure inside and outside HDA.
孔板的压力被认为是由卷吸和涡流造成的。
Orifice's pressure losses are attributed to entrainment and eddy formation.
这里的壁板指与系统介质接触的所有压力部件，包括封头、设备口、人孔及人孔盖板。
Shell as used herein shall mean all pressure holding parts of the vessel in contact with the service fluid, including heads, nozzles, manholes and manhole covers.
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