“unalloyed section steel for construction”的概念、定义、翻译、参考文献-科学参考

单词	unalloyed section steel for construction
释义	unalloyed section steel for construction Encyclopedia 工学非合金钢释 unalloyed section steel for construction建筑用非合金型钢碳含量小于2.11%（除含碳外，一般还含有少量的硅、锰、硫、磷），用于建筑工程的具有一定截面形状和尺寸的非合金条型钢材。
随便看	Pontiac Silverdome Pontiac’s War Pontifex Maximus Pontifical Academy of Sciences Pontifical Academy of Social Sciences Pontifical Catholic University of Ecuador pontine arteries pontine cistern pontine raphe pontocerebellar trigone Ponton pontoon pontophile Pontrjagin class Pontryagin Pontryagin character Pontryagin characteristic class Pontryagin characteristic number Pontryagin class Pontryagin duality Pontryagin duality theorem Pontryagin duality theory Pontryagin invariant Pontryagin-Kuratowski theorem Pontryagin maximum principle

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