light- weight aggregate concrete的用法和樣例：
例句
- Concrete with river gravel or quartzite aggregate is of medium difficulty to cut.
溪砂石骨料混凝土或石英巖身材中等難度降低。 - In this paper,the effect of prewetting haydite on the performance of the compressive strength and shrinkage in high-strength and lightweight aggregate concrete was discussed.
研究了預濕陶粒對高強輕骨料混凝土強度和收縮性能的影響。
