研究人员发现,这些包体的年代与锆石样本周围的变质矿物的年代相当,而与包裹它们的锆石样本年代不符。
Rather than matching the ages of the zircons, the researchers note, the ages of the inclusions matched the ages of the metamorphic minerals surrounding the zircons.
美国助理国务卿包润石表示,他和巴基斯坦官员的交谈集中在如何说服更多人加入对抗激进分子和极端组织的问题。
Assistant Secretary of State Richard Boucher said his conversations with Pakistani officials had focused on efforts to convince more people to join the fight against militants and extremist groups.
如果在某一次取样中,所有的锆石里都不含这种矿物,那就是在提示包体的化学成分可能已经发生了改变。
If that type of mineral is missing from all of the zircons in a particular sample, he notes, that's a clue that the inclusions may have been chemically altered.
不过,澳大利亚卧龙岗大学的地质化学家艾伦·纳特曼认为,尽管这项研究对部分锆石包体提出怀疑,但其它一些包体仍然可能提供有价值的信息。
Still, Allen Nutman, a geochemist at the University of Wollongong in Australia, says that although the work casts doubt on some zircon inclusions, others may still provide valuable information.
总共有485块锆石内部带有包体,其中有十几块包体中含有放射性微量元素,研究者可以根据它们来测定包体的年代。
A total of 485 zircons held inclusions, and about a dozen or so of these contained radioactive trace elements that allowed the researchers to determine their ages.
而乐队最后的辉煌之作,1978年的《绝代佳人》则炫耀似地把滚石扯进有各种色彩袖子的精细繁复打孔包里。
The band's last great release, 1978's Some Girls, showed off the Stones in drag in a heavily detailed die-cut package with varying color sleeves.
水银石现在能放置在宝石包中。
水银石现在能放置在宝石包中。
这里有七个包覆高雅白色大理石的建筑例子。
Here are seven examples of buildings that are tastefully clad in white marble.
浴室包覆着天然石材,配备了橡木家具和人造石卫生洁具。
The bathrooms are clad with natural stone and fit out with oak furniture and corian sanitary ware.
尽管他挣的钱不足以买任何大理石,但他却信念坚定,于是买了一个大理石包。
Even though he had not yet earned enough with which to purchase any marbles, he had faith and purchased the marble bag.
还有一个聪明的男孩,他希望他能拥有这样一包美丽的大理石。
Well, there was also a wise boy who wished he could have such a fine bag of marbles.
玄武岩中构成宝石的橄榄石产于二辉橄榄岩包体中和少量的捕虏晶中。
The gem-grade olivines exist in lherzolite enclaves and some xenocrysts.
他对这个包特别小心,梦想有一天包里装满大理石,他自己与大理石玩耍,并且跟朋友一起玩耍。
He took special care of the bag and dreamed of the day it would contain marbles with which he could play and share with his friends.
本文详细研究了台湾澎湖列岛上地幔幔源包体的变形结构、组构和橄榄石位错构造。
This paper deals with deformation textures, petrofabrics and dislocation microstructures of olivine from the mantle-derived xenoliths in the Penghu Islands, Taiwan.
而已在都兰地区副片麻岩锆石中柯石英包体的发现也证明了含榴辉岩的片麻岩(片岩)与榴辉岩一样同样经历了UHP变质作用。
In addition, newly reported coesites in paragneisses enclosing eclogites in Dulan area also suggest that the gneiss and enclosed eclogite as a whole underwent early Paleozoic HP-UHP metamorphism.
就这样,聪明的男孩很快便有了一包美丽的大理石。
The wise boy thus gained a fine bag full of marbles in no time at all.
在云南省鹤庆县六合乡河东村的正长斑岩中产出多种含石榴石的深源包体。
Several types of garnet-bearing deep-derived xenoliths have been discovered in syenite-porphyry in Liuhe Village, Heqing County, Yunnan Province.
在家庭房间的墙壁和酒吧包大理石条,镶嵌玻璃和LED线条灯。
The walls to the family room and bar is clad with marble strips, with glass inlays and LED strip lights.
结果表明其由核心和叠层石包壳组成,具有核形石特有的结构和构造。
The structure and texture found in these nodules are characteristic of oncolite.
综合岩石学、地球化学和同位素等方面的对比研究,笔者认为八大石闪长质包体属于同源包体,为寄主花岗岩同源母岩浆经结晶分异作用形成的早期产物。
Petrologic, geochemical and isotopic studies prove that the Badashi dioritic enclaves are autoliths and the earlier products generated by crystal fractionation of the host granite parental magma.
专注仿大理石漆(液态花岗岩、水包水)质感涂料十二年,品质保证,价格合理,值得信赖!
Focus on imitation marble paint granite, water bag water (liquid) twelve years texture coating, quality assurance, reasonable price, trustworthy!
这个公司总部大楼包覆着白色埃斯特雷莫斯大理石饰面砖,颜色适合这家葡萄牙的乳制品公司。
This corporate headquarters is clad in white Estremoz marble tiles — a fitting color for the Portuguese dairy company.
很久以前,有个愚蠢的男孩,他有一包满满的美丽大理石。
Once upon a time, there was a foolish boy who had a bag full of beautiful marbles.
位于清江岸边的古树包滑坡曾使水布垭面板堆石坝工程对外交通一度中断。
The Gushubao landslide had ever blocked the traffic of the Shuibuya water control project site.
红外光谱和高分辨透射电镜照片表明,约有占改性产品质量6.1%的LM - N308以化学键的形式结合在在纳米凹凸棒石的表面,形成有机包覆层。
According to the results of FT-IR and HRTEM, it was inferred that the LM-N308 was bound with about 6.1% on the surface of nano-attapulgite particles, and an organic coating layer also formed.
红外光谱和高分辨透射电镜照片表明,约有占改性产品质量6.1%的LM - N308以化学键的形式结合在在纳米凹凸棒石的表面,形成有机包覆层。
According to the results of FT-IR and HRTEM, it was inferred that the LM-N308 was bound with about 6.1% on the surface of nano-attapulgite particles, and an organic coating layer also formed.
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