In order to clarify the reaction process of MgO-SiO2-H2O system, the reaction products and reaction degree were characte......

1,3-cyclohexanedione (CHD), an important chemical intermediate, is widely used in the synthesis of pharmaceuticals, pest......

Aluminum matrix composites reinforced with Al3Ti and TiB2 particles were fabricated by ultrasonic assisted in-situ casti......

基础化学的教学和教材在贯彻量和单位的国家标准方面存在不少问题，本文就摩尔单位、化学反应进度、化学平衡常数、物理量的定义、量......