“普通混凝土结构”的概念、定义、翻译、参考文献-科学参考

单词	普通混凝土结构
释义	普通混凝土结构 Encyclopedia 工学混凝土结构释 ordinary concrete structure普通混凝土结构以普通混凝土为主要材料建造的土木工程结构。普通混凝土（简称混凝土）是以水泥为胶结材料，以天然砂、石为骨料加水拌合，经过浇筑、凝结硬化形成的固体材料。为改善混凝土拌和物或硬化混凝土的性能，还可在其中加入各种外加剂和掺合料。其干表观密度为2000～2500千克/米3。普通混凝土结构在建筑工程中广泛使用。
随便看	emergency power supply emergency power unit emergency preparedness emergency preparedness continual improvement emergency preparedness culture emergency preparedness for ship pollution emergency preparedness planning emergency preparedness plan of reservoir dam safety management emergency preplan emergency preplan for museum security emergency recovery emergency refuge chamber emergency refuge facilities Emergency Relief Appropriation Act emergency remote consultation emergency repair construction trolley for the collapse of tunnel and underground engineering emergency repair equipment and material for civil engineering subjected to major Disasters emergency repair for geological disasters emergency repair of airport runway emergency repair of bridge engineering emergency repair of civil engineering emergency repair of dams and dikes emergency repair of highway road emergency repair of railway line subjected emergency repair of tunnels

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。