The heavy meatal of Pb,Zn and Ni were adsorbed on surface of thecement grains by means of compounds in the course of hydrating.

  • 不同的重金属离子在水泥中的存在形式和分布不同,铅、镍元素以化合物的形式吸附在水泥颗粒表面。
目录 查词历史