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1)  stishovite [英]['stiʃə,vait]  [美]['stɪʃə,vaɪt]
超石英[比重为4.28的高压变体石英]
2)  quartz pycnometer
石英比重瓶
3)  ultra-high pressure jadeite-quartzites
超高压硬玉石英岩
4)  stishovite [英]['stiʃə,vait]  [美]['stɪʃə,vaɪt]
超石英
5)  superfine quartz powder
超细石英粉体
1.
Research of the technological parameters of manufacturing superfine quartz powder based on GA-BP neural network;
基于BP神经网络的超细石英粉体制备工艺参数研究
2.
Preparation of superfine quartz powder by orthogonal design and BP neural network;
基于正交试验和神经网络的超细石英粉体制备
3.
The superfine quartz powder is a sort of neutral Inorganic Fillers which is widely applied in plastic, rubber, rosin, dope, electron and other high and new-technology industries, the purity and granularity is required strictly in high and new-technology industries.
本文结合黑龙江省科技厅的攻关项目,建立球磨法制备超细石英粉体的工艺参数模型并进行优化。
6)  high purity quartz
高纯石英
1.
The technology of the determination of boron in high purity quartz by isotope dilution ICP MS was reported in this paper.
应用同位素稀释电感耦合等离子体质谱法 ( ID-ICP-MS)测定地质标样 ( GSD-4和 GSD-8)和高纯石英中的痕量硼。
2.
Purifying quartz sand is the most difficult separation technic that eliminate the few and trace of impurities of quartz sand to produce high purity quartz.
石英砂提纯是除去石英砂中少量或微量杂质,获得精制石英砂或高纯石英砂的高难度分离技术。
3.
A method called pulse-pressurized capillary column is used for preconcentration and separation of uranium,follwed by determination of trace uranium in high purity quartz by ID-ICP-MS.
现有的较好高纯石英材料基本没有放射性。
补充资料:为再结合熔融石英制品、熔融石英陶瓷制品
分子式:
CAS号:

性质:又称为再结合熔融石英制品、熔融石英陶瓷制品或石英玻璃烧结制品。具有良好的化学稳定性。抗酸性和抗冲刷性强。高温机械强度大。热膨胀系数低。气孔率低。导电率低。但在1100℃以上长期使用时,制品中的石英会向方石英转变,使制品产生裂纹和剥落。以熔融石英为原料,经粉碎、成型、干燥、烧成而制得。制法有泥浆浇注法、蜡注法、捣打法、半干压法和等静压成型等。由于在烧成时收缩小,可以制得尺寸精确的制品。可用于制作耐酸容器、反应罐内衬耐酸部件等。冶金工业中用其制成浸入式水口,使用效果很好。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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