- pipes & fittings
- 管材: tubing; skelp; tubular produ ...
- 管件: pipe fitting
- 線材管材帶材型材: fils tubes bandes profiles; fils-tubes bandes profiles
- 熱塑性塑料管材、管件 維卡軟化溫度的測(cè)定: thermoplastics pipes and fitting-determination of vicat softening temperature
- 管材: [工業(yè)] tubing; skelp; tubular product◇管材擠壓機(jī) tube extruder; 管材冷軋 cold reduction of tubes; 管材軋機(jī) pipe mill; tube mill; tube-rolling mill; 管材軋制 tube rolling
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