fluorspar的例句大全

hygienic standard for mixed dust from fluorspar in the air of workplace

车间空气中萤石混合性粉尘卫生标准

Methods for chemical analysis of fluorspar& The EDTA volumetric method for the determination of calcium fluoride content

GB/T5195.1-1985氟石化学分析方法EDTA容量法测定氟化钙量

Where considered acceptable, small additions of sodium oxide or fluorspar can be used to further accelerate the initial rate of reaction.

并认为：添加少量的氧化钠或氟石可进一步加快反应的初始速率。

the materials in question are bauxite, coke, fluorspar, magnesium, manganese, silicon carbide, silicon metal, yellow phosphorous and zinc.

三国申诉所涉及的九种原材料分别是铝土、焦碳、萤石、镁、锰、碳化硅、金属硅、黄磷和锌。

The raw materials used in the production of perfluoropolyethers are a mineral ( fluorspar ) and methane.

用于生产全氟聚醚的原料为矿物 ( 荧石 ) 和甲烷.

The special trimming for the fluorspar in Hatch No.2 is up to our requirements demands .

二舱氟石的特殊平舱达到了我们的要求.

The first observations of fluorine came from the 1500s, with a German mineralogist who described it as a material that served to lower the melting point of ore. In 1670, a glassworker accidentally found that fluorspar and acids would react and used the reaction to etch glass.

16世纪一位德国矿物学家开始研究氟，并把它描述为一种能降低矿石熔点的物质。1670年，一个玻璃厂工人偶然发现氟石和酸性物质能够发生化学反应，并将这一发现用于蚀刻玻璃。

Supply and Demand of Chinese Acid Grade Fluorspar

我国酸级萤石粉的生产和市场

Methods for chemical analysis of fluorspar& The EDTA volumetric method for the determination of calcium fluoride content

GB/T5195.1-1985氟石化学分析方法EDTA容量法测定氟化钙量

Study on the Regression Equation of Silica in Fluorspar Ore

萤石矿中二氧化硅含量回归方程的研究

Effect of water glass chemistry on flotation separation of fluorspar from hematite& a mechanism

水玻璃溶液化学与萤石、赤铁矿浮选分离机理研究