The shape of gypsum crystal changes little in the presence of Al 3+ ion.
当氟与铝共存时，石膏晶体的外形发生了极大的变化，几乎都形成了球状聚晶；
OBJECTIVE To determine the structure of gypsum crystal from different processing temperatures.
目的鉴定不同炮制温度下的石膏晶形结构。
RESULTS The structure of gypsum crystal from different processing temperatures was clearly shown in the scanned print.
结果扫描电镜图谱清楚地显示了各炮制温度下的石膏晶形结构和形状区别。
The preferred adsorption of retarders on different faces of gypsum crystal changes growth habit of dihydrate crystal and its crystal morphology.
缓凝剂对晶面的选择性吸附，改变了二水石膏晶体的生长习性和形貌。
The effecting law and action mechanism of retarders on hydration process of building gypsum, crystal morphology of dihydrate and pore structure have also been revealed.
揭示了缓凝剂对建筑石膏水化进程、晶体形貌和孔结构的影响规律和作用机制。
The adsorption of retarders on the surface of nuclei newly produced inhibits the crystal growth of dihydrate and accordingly controls the hydration process of gypsum.
缓凝剂在二水石膏晶胚表面的吸附，使其晶体生长受阻，成为水化的控制过程。
The adsorption of retarders on the surface of nuclei newly produced inhibits the crystal growth of dihydrate and accordingly controls the hydration process of gypsum.
缓凝剂在二水石膏晶胚表面的吸附，使其晶体生长受阻，成为水化的控制过程。
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