基本释义:

信号单向阀

网络释义

1)signal check valve,信号单向阀

2)unilateral signal flow,单向信号流

3)reverse signal solenoid valve,反向信号电磁阀

4)steering signal relief valve,转向信号安全阀

5)steering signal pressure relief valve,转向信号压力安全阀

6)signal valve,信号阀