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摘要:Tinning is the process of thinly coating sheets of wrought iron or steel with tin, and the resulting[阅读全文:]
摘要: TMT is an acronym for the phrase ‘thermo-mechanical treatment’. The Bureau of Indi[阅读全文:]
摘要:What is TMT bar?Thermo-mechanically Treated (TMT) bars are a type of corrosion resistant steel reinfo[阅读全文:]
摘要:中文原意 多指上天的启示,上天的启示文字出处 《左传·闵公元年》:“ 卜偃 曰:‘ 毕万 之后必大。万,盈数也; 魏 ,大名也。以是始赏,天启之矣。’”《史记·晋世家》作“天开”。 裴駰 集解引 服[阅读全文:]
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