托福单词quartz什么意思-quartz词组短语_例句_近义词

quartz什么意思

n.石英

quartz词组短语

quartz sand:[化]石英砂

quartz crystal:石英晶体

quartz vein:石英脉

quartz glass:石英玻璃

quartz tube:石英管

quartz近义词

n.[矿物]石英

crystalline silica

quartz例句

1.Sand Mineral particles consisting mainly of quartz,felspar,and mica,and measuring between 2 and 0.05mm in diameter.

主要由石英、长石、云母等矿物微粒构成，其直径在0.05~2mm之间。

2.There are not only illite,but also asphalt,microcrystalline quartz,dolomite,calcite,anorthite,gypsum,and such as potential damage materials.

储层不仅含伊利石，还发育沥青、微晶石英、白云石、方解石、钙长石和石膏等潜在损害物质。

3.Quartz,zircon,magnetite,gold are major constituents of littoral placers in Shandong province,while shell,ballstone,ilmenite,rutile being secondary.

山东省滨海砂矿以石英、锆英石、磁铁矿、砂金等为主,其次为贝壳、球石、钛铁矿、金红石等。