Bellows seal steam trap的意思|示意
美 / /
英 / /
风箱密封疏水阀
Bellows seal steam trap的网络常见释义
波纹管式蒸汽疏水阀 ... 圆盘式蒸汽疏水阀 Disc steam trap 波纹管式蒸汽疏水阀 Bellows seal steam trap 脉冲式蒸汽疏水阀 impulse steam trap ...