子母叶片泵是广泛使用的高压泵，为了消除配流时的油击现象，在配流盘上设置了预升压闭死角及减振阻尼，这二者是影响泵的瞬时流量均匀性的主要因素。
The pre-loading process and silencing grooves were used on port plate in order to avoid the phenomenon of pressure pulsations, which are the main factors of flow ripple in pump.
成品油管线在运营过程中会发生泄漏，主要原因为管线腐蚀、外力撞击、打孔盗油及水击等，泄漏后油品蒸发扩散形成的爆炸性区域具有很大的危险。
Oil gas diffusion can probably occur from the product pipeline due to some factors such as pipe corrosion, foreign power collision, oil stolen by drilling hole or water hammer.
成品油管线在运营过程中会发生泄漏，主要原因为管线腐蚀、外力撞击、打孔盗油及水击等，泄漏后油品蒸发扩散形成的爆炸性区域具有很大的危险。
Oil gas diffusion can probably occur from the product pipeline due to some factors such as pipe corrosion, foreign power collision, oil stolen by drilling hole or water hammer.
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