短語詞組短語light -weight aggregate concrete shear walls 輕骨料混凝土剪力牆Light -weight aggregate concrete 者Pumice light -weight aggregate 浮石輕骨料artificial light -weight aggregate 人造輕骨料self -compacting light-aggregate concrete 自密實輕骨料混凝土high -strength light-weight aggregate 高強(qiáng)輕集料reinforced light -weight aggregate concrete 輕骨料混凝土 返回 light aggregate