在燃烧完成后排气被排出气缸。
It is cleared out of the cylinders after combustion is completed.
目的：观察低频电流结合穴位按摩对剖宫产产妇术后排气的效果。
Objective: to observe the effects of low frequency electric stimulation combined with point massage to accelerate intestinal function recovery after caesarean operation.
通过进气调节阀可调转速后排气系统可保证砂磨面不被水、油损坏。
Sanding surface is not damaged nor spoiled by OIL and WATER DUE to Rear Exhaust System.
对其手术时间，娩头困难、术后排气、切口感染、术后病率进行比较。
The duration of operation, difficulties in delivering fetal head, postoperative breaking wind, postoperative infection and postoperative morbidity of three groups were compared.
术后并发症有88例。术后发烧的发生与术中出血量，术后排气时间有密切关系，而与手术时间无关。
It is noted that the fever which appeared after operation has close relationship with hemorrhagic amount and the time of aeroflu Xus, but no relationship with the time of operation.
改良组的手术时间、出血量、术后排气时间和住院时间均少于常规组，差异有显著性（P<0.05）；
The operative time, bleeding volume and the time of exsufflation and hospitalization after operation in modified group were less than those in routine, with significant difference(P<0.05).
建立了包括调速器、柴油机本体、后排气管路的水下柴油机动力系统的动态及稳态过程分析模型，并进行了试验验证。
A transient process and steady state simulation model of underwater diesel engine system, including governor, diesel engine and rear exhaust pipe system, was developed and verified in this paper.
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).
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).
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