... 无缝管 seamless tube 无缝铜管 seamless copper pipe 无氟玻璃纤维 floride-free glass fiber ...
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Seamless Copper-Nickel Pipe and Tube 无缝铜镍合金管
Copper-nickel seamless pipe for ships 舰船用铜镍合金无缝管
·2,447,543篇论文数据，部分数据来源于NoteExpress
Ltd, etc. yearly output is 300ten thousand ton of steel brand, palte, seamless steel tubes, high frequency welded pipe and nickel, gold, copper, cobait, chromium iron etc.
年产钢带、无缝钢管、高频焊管及镍、金、铜、钴、铬铁等金属产品300万吨。
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