暂时硬度
Three calcium leaching experiments were designed to approve that both reducing temporary degree of hardness of environmental water and enhancing calcareousness concentration in void-water speeded up the process of calcium leaching.
设计了三组混凝土钙溶蚀实验,验证了无论是降低外界环境水的暂时硬度,还是提高混凝土空隙液中石灰的溶解度来说都将加剧钙的溶蚀。
英语网 · 双语娱乐资讯
英语网 · 双语新闻
英语网 · 少儿英语故事
英语网 · 四六级英语