junction of metal for pipes
...metal junction 金属阳极氧化物 like-metal-Semiconductor junction 类金属半导体结 junction of metal for pipes 管道金属接头 ..
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短语
金属管道接头
Junctions of metal for pipes
;
metal pipe fittings
管道的金属复式接头
Manifolds of metal for pipelines
;
metal multi-joints for pipes
管道用金属接头
metal joints for pipes
管道用非金属接头
non-metallic joints for pipes
非金属管道接头
non-metallic pipe joints
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