In the research of water hydraulic technology, flow field simulation is done by the method of Fluid-Solid coupling, leading to the pressure nephogram and velocity vector of the pump model.
在水压技术理论研究方面，应用流固耦合理论对水压齿轮泵进行了二维流场的仿真分析，得出了其流场压力云图和速度矢量图。
The pump can start water drainage task once the motor connected with the shaft coupling is started up.
启动与联轴器相接的电动机，水泵运转即可进行排水作业。
The pumping style takes out sludge directly by unde-water pump or automatic coupling submersible pump.
泵吸式直接采用液下泵或自动耦合式潜污泵抽取污泥。
After fine clean coal water mixture has burnt in a diesel engine for a certain period of time, the plunger coupling parts in mixture pump are always jammed.
精细水煤浆在柴油机上燃烧一段时间后，油浆泵柱塞偶件经常出现卡死现象，原因是柴油机工作过程中油浆泵柱塞偶件间积存大量未燃烧的超细煤粉。
After fine clean coal water mixture has burnt in a diesel engine for a certain period of time, the plunger coupling parts in mixture pump are always jammed.
精细水煤浆在柴油机上燃烧一段时间后，油浆泵柱塞偶件经常出现卡死现象，原因是柴油机工作过程中油浆泵柱塞偶件间积存大量未燃烧的超细煤粉。
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