“weld defects of oil and gas pipeline manufacturing”的概念、定义、翻译、参考文献-科学参考

单词	weld defects of oil and gas pipeline manufacturing
释义	weld defects of oil and gas pipeline manufacturing Encyclopedia 工学油气长输管道安全技术释 weld defects of oil and gas pipeline manufacturing油气管道制造焊缝缺陷油气管道焊接过程中产生于焊缝金属及其附近热影响区钢材表面或内部的缺陷。
随便看	concrete shear wall concrete slab concrete spalling concrete structure concrete target testing concrete temperature control concrete thinking concrete vibrator concrete with all of aggregates coming from tailings and waste rocks concreting concretion concretive concretively concretization concret noun（a name for a sub-categorization） Concubine Tian Concubine Yu Concubine Zheng concur concurrence concurrence of civil liabilities concurrence of fundamental rights concurrency concurrency control concurrency control in database systems

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