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Concrete and reinforcement bar corrosion reduced the reinforced concretes durability.砼碳化及鋼筋銹蝕導(dǎo)致鋼筋砼構(gòu)件耐久性能降低.The drying shrinkage and self - shrinkage of concretes with different water to binder ratios were studied.實(shí)驗(yàn)研究了不同...

concretes的音標(biāo)：...

n.混凝土( concrete的名詞復(fù)數(shù) )，具體物，（圖案式）有形詩(shī)，圖案詩(shī)體...