concrete.相关论文
In many cases, service life of reinforced concrete structures is severely limited by chloride penetration until the stee......
Use of Lightweight 3d Wire Panels to Construct Low Rise Structures in Seismic Areas: Some Applicatio
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研究了粉煤灰细度,颗粒形貌及掺量对水泥强度和混凝土强度及混凝土流变性能的影响。研究结果证明,掺入二、三电场的原状粉煤灰对混凝......