三位阀，液（气）压阀术语，是具有三个阀位的液（气）体换向阀。
电子控制的三位阀 Solenoid operated three-way valve
二位三通阀 two position three-way valve
二位三通电磁阀 two-position three-way solenoid valves ; Solenoid ; Position 3-Way Solenoid Valve
三位电磁阀 three-position solenoid valve
三位四通电液阀 three position four-way electrohy-draulic valve
二位三通切断阀 ZSQN
二位三通基本阀 Two basic valve tee ; Two three basic valve
板式连接大通径电控换向阀，有三位阀功能。
Plate connected with electric control valve which had large drift diameter, have three -position valve function.
实验结果表明，被试三位五通换向阀各个通道的流量特性有较大差别。
Experimental results show that there exists large difference between different passages of the valves.
本实用新型涉及一种端面密封手动三位四通换向转阀。
The utility model relates to an end-face sealed manual three-position four-way reversing rotary valve.
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