往复压缩机部分行程压开吸气阀调节是一种调节范围大、操作简单且经济实用的排气量调节方法。
Unloading inlet valves at partial stroke is one means of capacity regulating for reciprocating compressor, and it possesses economic, full-range and easy-using character.
结果腹腔镜手术组与开腹手术组术中出血量、手术时间、住院时间和术后排气时间比较，差异均有显著意义（P<0.05）。
Results There were significant differences in blood loss volume, duration of operation, hospital stay and anal exhaust time between laparoscopic surgery group and laparotomy group(P<0.05).
详细分析了活塞式压缩机顶开吸气阀排气量调节技术，并对新近研究工作做了介绍。
Air regulating for reciprocating compressor with pressing off inlet valve was analysed particularly and the late research on such a system was introduced.
压降上升问题可以通过在排气芯管上开若干条狭缝加以解决。
Some slots are made on the discharging core tube, which can keep the pressure drop stable. By means of the improvement...
利用它对国产OFPI—220型SF_6断路器进行的计算结果表明，改变动触头排气孔位置及电弧对动触头内腔中气体的热效应可明显提高开断电流时灭弧室压力上升速度。
The results show that the position of the exhausting gas hole and the arc heat effects on the gas inside the hollow moving contact have obviously raised the pressure rising speed.
利用它对国产OFPI—220型SF_6断路器进行的计算结果表明，改变动触头排气孔位置及电弧对动触头内腔中气体的热效应可明显提高开断电流时灭弧室压力上升速度。
The results show that the position of the exhausting gas hole and the arc heat effects on the gas inside the hollow moving contact have obviously raised the pressure rising speed.
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