“welded tube and pipe process”的概念、定义、翻译、参考文献-科学参考

单词	welded tube and pipe process
释义	welded tube and pipe process Encyclopedia 工学焊接钢管生产释 welded tube and pipe process焊接钢管生产将管坯（钢板或钢带）用各种成形方法弯卷成要求的横断面形状，然后用不同的焊接方法将接缝焊合成钢管的过程。焊接钢管简称焊管，生产工艺中成形和焊接是基本工序。
随便看	countable Hilbert space countable infinity countable Lebesgue spectrum countable model countable ordinal number countable potency countable product countable semiadditivity countable set countable simplicial complex countable space countable subadditivity countable subset countable sum axiom countable superadditivity countable support iterated forcing countable system countable transitive model countable union countable-valued logic countable weight countably additive countably additive algebra countably additive class countably additive family

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