In order to reduce the fluctuation of pressure and discharge capacity of the triplex drilling pump, the air accumulator is often fixed on the discharge pipe.
为了降低三缸单作用钻井泵的压力和排量波动，通常在排出管线上安装有空气包。
Through the experiment to the in-situ production environment, the reasons for pressure fluctuation of instrument air drying system was found out, and effective preventive solutions were proposed.
通过对现场生产环境的试验，找出了仪表空气干燥系统压力波动的原因，提出了有效的解决、预防措施。
Changing time zones, biorhythm disorder, vibration and air pressure fluctuation may disrupt the development of pregnancy in flight attendants, often resulting in miscarriage.
时区转换、生物钟混乱、振动和气压波动可能会扰乱空乘人员的怀孕进程，通常会导致流产。
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