reversal valve
短语词组
- reversal spool valve 换向滑阀
- reversal l valve 换向阀
- Rotary Reversal Valve 旋转式换向阀
- pneumatic reversal valve 气控换向阀
- electromagnetic reversal valve 电磁换向阀
- change valve reversal valve 换向阀
- producer gas reversal valve 煤气交换器
- air reversal valve 翻译;空气换向阀
- reversal valve of large capacity 大流量换向阀 返回 reversal valve