gland packed expansion slip joint的意思|示意

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填压伸缩接头


gland packed expansion slip joint的网络常见释义

填压伸缩接头 ... expansion brawl joint 球形弥补器 gland packed expansion slip joint 填压伸缩接头 dresser type expansion pipe joint 船用膨胀接头有修整式膨胀接头 ...