The performance,structure characteristic and operation principle of the 4-2-way solenoid directional valve were introduced.
介绍了二位四通电磁换向阀的性能、结构特点及工作原理,该阀有一个由脉冲电流控制或机(手)控制的电磁铁,具有两个稳定的工作状态,采用截止式密封。
This paper discusses the two-position detecting scheme for flexible gyro-based north seeker.
讨论了挠性陀螺寻北仪二位置寻北方案。
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