释义 |
structural concrete短语¹⁴⁴⁹⁷²⁺² 基本例句 结构混凝土 This paper summarized the progresses of structural/span> concrete, pointed out the problem and trend for it. The paper also gave some good suggestions for future of structural concrete. 该文系统总结了我国结构混凝土近年来取得的成就,指出存在的问题和发展方向,同时对该技术的发展提出了若干建议。 chemyq |