handhole plate gasket的意思|示意

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手孔板垫片


handhole plate gasket的网络常见释义

手孔板垫密片 ... handhole plate bolt 手孔板螺栓 handhole plate gasket 手孔板垫密片 handhole with butt welded flange 对焊法兰手孔 ...

handhole plate gasket相关短语

1、 handhole cover plate gasket 手孔板垫密片