High strength semi lightweight concrete (HSSLC) refers to the coarse aggregates compounded with normal weight aggregate and lightweight aggregate, whose dry apparent density is between 1950 kg/m3 and 2300kg/m3 and the compressive strength is higher than 50MPa.
高强次轻混凝土是指在轻集料中掺入适量的普通集料,干表观密度在1950kg/m~3～2300kg/m~3之间,强度在C50以上的混凝土。
参考来源 - 高强次轻混凝土的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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