precast roof slab
常見(jiàn)例句
- Based on the experiment of steel fiber reinforced concrete(SFRC)precast roof slab, analyses through mathematical statistics and theoretical researches. have been performed.
在SFRC自防水預(yù)應(yīng)力鋼筋混凝土屋面板的試驗(yàn)基礎(chǔ)上，進(jìn)行了數(shù)理統(tǒng)計(jì)分析和理論研究。 返回 precast roof slab