“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	sigmoid distribution sigmoid function sigmoid growth curve sigmoidoscopy sigmoid-shaped curve sigmoid函数 Sigmund Freud sign signage signage system signal signal accumulation signal acquisition system signal adaptor protein signal alarming device signal alphabet signal amplitude spectrum signal analysis signal analysis and processing technology signal analysis fault diagnosis methods signal analyzers signal background ratio signal-background ratio signal band signal basic operation

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。