常見例句雙語例句It is feasible to substitute the coarse aggregate concrete by waste concrete aggregate.用廢混凝土骨料完全代替粗骨料配制混凝土是可行的。Steel slag and paper industrial waste sludge were carbonated to produce concrete aggregate.碳酸化養(yǎng)護鋼渣和造紙污泥制備混凝土集料。The alkaline activity test on the concrete aggregate for Three Gorges Project is a re check test on the basis of the great number of long term research results.三峽工程混凝土骨料堿活性檢驗項目是在以往大量長期的研究工作的基礎上進行的復核檢驗。 返回 concrete aggregate