释义 |
pilot operated directional control valve (hydraulic) | 引导换向阀 | 生产自动化 |
pilot operated directional control valve (pneumatic) | 引导换向阀 | 生产自动化 |
pilot operated directional control valve(hydraulic) | 引导换向阀 | 电机工程名词 |
pilot operated directional control valve(pneumatic) | 引导换向阀 | 电机工程名词 |
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