Conclusion In comparison with the natural gem silicosis workers, the prognosis of the artificial gem silicosis workers is better.
结论与天然宝石加工厂比较,人造宝石加工厂矽肺预后相对较好。
Objective to understand the hazardous effects of occupational risk factors on the health of the workers in an artificial gem plant.
目的了解人造宝石加工行业职业危害因素对作业工人健康影响。
Methods A hygienic investigation was carried out in a certain artificial gem plant, and dust concentrations and noise level of the workshops were measured.
方法对某宝石厂车间作业环境进行卫生学调查,测量车间环境粉尘和噪声水平。
SCP-ZrO2 (gem-grade zirconia) has high purity and is mainly used for making cubic zirconia crystal (artificial gems), and as additive for optical glass and fibre with high index of refraction.
具有高纯度,是制造立方氧化锆晶体(人造宝石)的主要原材料,也用作高折射光学玻璃和光学纤维的添加剂。
SCP-ZrO2 (gem-grade zirconia) has high purity and is mainly used for making cubic zirconia crystal (artificial gems), and as additive for optical glass and fibre with high index of refraction.
具有高纯度,是制造立方氧化锆晶体(人造宝石)的主要原材料,也用作高折射光学玻璃和光学纤维的添加剂。
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