短語詞組短語Bellows globe valve 進口波紋琯截止閥;品牌進口氣動波紋琯截止閥bellows gate valve 進口波紋琯牐閥;波紋琯牐閥BELLOWS SEAL VALVE 波紋琯密封閥Steam Bellows Globe Valve 進口蒸汽波紋琯截止閥bellows gaslift valve [油氣]波紋琯氣擧閥bellows sealed valve 風(fēng)箱密封閥bellows s valve 波紋琯閥Hydrogen Bellows Globe Valve 進口氫氣波紋琯截止閥Bellows reducing valve 波紋琯式減壓閥;波紋琯式降低壓力閥;波紋琯式;船用波紋琯琯式 返回 bellows valve