Therefore,in the process of artificial particleboard of Salix Mongolia and gypsum,the setting of gypsum is stabilized by adding a certain proportion of chemical aided-agent.

  • 柠檬酸钠的加入量与初凝时间之间呈线性相关关系,可根据对初凝时间的不同要求选择合适的柠檬酸钠加入量。
目录 查词历史