| 释义 |
lightweight aggregate短语¹³¹⁶²⁰⁺³
基本例句
轻骨料,轻质骨料
The composite aggregate is composed of LWA and normal aggregate.复合骨料系混凝土中的普通骨料被轻骨料取代而成。
The insulation value of thelightweight aggregateis only important in the roof insulation, which is greatly improved.轻骨料的隔热值只是对屋面的隔热来说很重要，它可使屋面的隔热性能大为改善。 |