1·Some people think that the glowing pearl in ancient China may be circulating mostly from Syria and other places made of fluorite.
一些人认为,我国古代流传的夜明珠可能大多由来自叙利亚等地的萤石制成。
2·The technogenic sedimentation refers to the precipitation of gypsum, calcite, fluorite, as well as hydroxides, oxides and salts of some heavy metallic elements from polluted groundwater.
后者是指从被污染地下水中沉淀析出石膏、方解石、萤石以及某些重金属元素的氢氧化物、氧化物、酸式盐和碱式盐的过程。
3·A systematic study on the adsorption properties of polymeric carbohydrate dextrin on barite and fluorite surface was carried out.
本工作系统地研究了聚合碳水化合物——糊精在重晶石和萤石表面的吸附特性。
4·Thee standards for admittance to industry of important competitive minerals (fluorite, graphite) development have come out organized by MIIT.
重要优势矿种开发的(萤石、石墨)《行业准入条件》在工信部组织下陆续出台。
5·Thes study and bring forward a new formula for acid bleaching of barite powders containing impurities such as fluorite and calcite.
研究并提出用稀盐酸、硼酸和反应助剂作为含有萤石、方解石杂质的重晶石粉体酸漂增白的新配方。