... 单通活栓: one-waycock 单通阀: one-way valve 单通内反射元件: single pass internal reflection element ...
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同时，也对四通换向阀进行了单侧压力损失测量，对四通换向阀说明书上的压力损失参数的准确性提出了质疑。
In addition, the measurement on pressure loss cross one side of four-way diverter valve has been carried out and some questions on pressure loss of four-way diverter valve are posed.
本实用新型是一种单动双通平衡阀，由阀体、阀塞、阀杆、压盖、补偿垫圈等组成。
The utility model relates to a single-action two-way equalizing valve, comprising a valve body, a valve plug, a valve rod, a pressing cover, a compensating cushion ring, etc.
K25JD-W系列是二位五通单电控管接截止式换向阀。
K25JD-W series is pipe fitting shut-off directional valves 5/2 way.
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