鋯同位素 的英文怎麼說
中文拼音 [gàotóngwèisù]
鋯同位素
英文
zirconium isotope-
The compositions of usual elements and rare earth elements and inclusions of corundum megacrysts related to alkali basalt in changle, shandong province, are analyzed. in the main parts of corundum megacrysts are a large number of fluid - melting inclusions, zircon, ta - columbite inclusions, and in the central crystal core are a large number of melting inclusions. the corundum megacrysts were formed in different periods and different physical chemistry conditions. the crystal core was formed in magma system, and the main parts were formed in inhomogeneously geochemical conditions in which magam and fluid phases coexisted
分析山東昌樂與堿性玄武巖有關的剛玉巨晶不同部位的常量元素、稀土元素及包裹體組成.剛玉巨晶的主體以大量流體?熔體包裹體、鋯石、鈮(鉭)鐵礦包裹體為主,而巨晶中的「晶核」部位則以大量的熔體包裹體為主,反映研究區的剛玉巨晶是在不同的階段形成的.剛玉「晶核」以及「銅皮剛玉」形成於熔體相為主的體系中,而主體剛玉則形成於熔體?流體過渡的急劇變化的不均一的地球化學環境中Researchers said the zircon ' s high level of heavy oxygen isotopes suggest it was cooled by surface water after it formed
研究人員說鋯石的高標準重氧同位素暗示了它形成之後靠地表水來冷卻。To deal with gas separaion at high pressure and high temperature, inoghc membranes are used widely in the ligh of the production and the uitrahigh purity of hydrogen isotope requlred by some special professions and the defects of the current einpoyed membranes separation technology the preparation teehnology of high h - permselective membrane
在涉及高溫、高壓環境下的氣體分離中,主要使用的是無機膜分離技術。針對特殊行業對氫同位素氣體處理量及超高純度的需求和現有膜分離技術存在的問題和不足,創新性地提出了利用耐熔金屬鋯等對氫的高滲透性,制備高選擇滲氫膜的分離技術。Both research teams dated the zircon grains by analyzing their isotopes of uranium
兩研究小組通過分析它們的鈾同位素確定了鋯石顆粒的存在時間。分享友人