常見例句雙語例句Corrosion resistant and fire retardant stratified concrete composite slabs were made in in-situ workshop which included organic covering layer and silicate concrete substrate layer.選擇合適的乙烯基樹脂及其固化體系并加入增強材料、阻燃劑、填料等在現(xiàn)澆注的混凝土基材表面包覆形成結(jié)構(gòu)復(fù)合板。 返回 concrete covering-layer