seamless rolled tube 中文意思是什麼
seamless rolled tube
解釋
無縫軋制鋼管-
Stainless steel seamless tube / pipe is a kind of long rolled steel products , which have hollow section , and the peripheral have no seam
無縫鋼管即是一種具有中空截面、周邊沒有接縫的長條鋼材。
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