butterfly valve
短语词组
- butterfly spring -relief valve 蝶形弹簧安全阀
- butterfly -valve type deluge valve 蝶阀型雨淋阀
- Butterfly Valve - SHIMIZU 高温用蝶形阀
- hydraulic -controlled back pressure butterfly-shaped valve 液控单向蝶阀
- butterfly door -parts of valve 蝴蝶门
- butterfly valve water -free debugging 蝶阀无水调试
- the butterfly valve anti -coking 清焦蝶阀
- liquid -controlled butterfly valve 液控蝶阀
- heat -supply butterfly valve 供热蝶阀 返回 butterfly valve