查询词典 fossil ivory

In Central Asia five countries of CIS,there occur over 100 uranium deposits of different types:sandstone,alkaline metasomatic rock,uranium and coal-bearing rock,fish fossil-bearing mudstone and carbonate rock,of which uranium reserver is about 30％ global uranium industrial reserves.

中亚独联体五国：哈萨克斯坦、乌兹别克斯坦、吉尔吉斯坦、土库曼斯坦和塔吉克斯坦的中亚大陆地壳构造单元，其中分布着大批砂岩型铀矿床和碱交代岩型、含铀煤岩型、含鱼残骸泥岩型和碳酸盐岩型铀矿床，计百余个。

Devonian fossil plant considered one of the earliest forms of vascular land plants; similar to genus Rhynia but smaller.

被认为是有脉管的陆地植物的最初形式之一的泥盆纪化石植物；与鹿角蕨属相似，较小。

In this paper, several methods, such as remote sensing digital image processing, airborne γ spectrum remote sensing data processing, quantitative extraction of redox transitional belt etc, are recommodated to extract the fossil stream channel sandrock uranium information.

本文探讨利用遥感数字图像处理、航空γ能谱遥感数据处理、定量提取氧化还原过渡带等方法来提取古河道型砂岩铀矿的信息，并在该区进行了验证，效果较好。

The store reserves and distribution of fossil fuels , including peat, brown coal, oil shale and sapropel in Bye-lorussia, are introduced in this paper.

介绍了白俄罗斯共和国固体可燃矿物——泥炭、褐煤、可燃页岩和腐泥煤的赋存情况，并就其当前和长远在能源、农业、林业、水产、工业和环境保护等领域的综合生态利用的科学依据进行了论述。

"Biomass burning" from forest fires, vegetation clearing and fossil fuel was just as much to blame for the shrouding haze as dirty industries from Asia's great cities, the study found.

研究发现，除了亚洲大城市中一些污染环境的工业之外，森林大火、植被清除和燃料燃烧对环境同样造成了严重的污染，因而也是这片亚洲褐云形成的原因之一。

Besides, I don't think anyone is going to miss one foul smelling fossil, do you?

另外，我认为没有人会怀念一具散发着恶臭的化石，你觉得呢？

Besides, I dont think anyone is going to miss one foul smelling fossil, do you?

另外，我认为没有人会怀念一具散发着恶臭的化石，你觉得呢？

So it must be careful when paleo-atmospheric CO〓 concentration was reconstructed from stomatal indexes of fossil leaves.

因此，利用化石叶片气孔参数的变化来恢复古大气CO〓浓度的变化须谨慎对待。

Stret show ˋ The fossil demonstrates that brooding behavior evolved long before there were birds.

这化石显示，早在鸟类出现之前，孵蛋的行为就已经演化出来。

A kind of silicified fossil wood with mixed pits on the radial tracheid wall is described.

报道了一种具混合型纹孔(互列式纹孔和对列式纹孔)的化石木。

Finally it offers the analysis of the fault-tolerance system as well as its test verification.

这样，运行于空间环境中的系统的设计目标就是在保证系统实时性

However, it is still difficult to find out the real reason of the increase of the keratinized gingiva during the orthodontic extrusion whether it is due to the proliferation of the gingival tissue or to its elastic nature, that is because the proliferation of the fibroblasts as well as the connective tissue changes in volume and the intra-fibers spaces were all immeasurable in most of the studies.

然而，仍然难以找到真正的原因增加的角化牙龈在正畸挤压它是否是由于扩散的牙龈组织或其弹性性质，这是因为增殖的成纤维细胞以及作为结缔组织的变化量和内部纤维空格都是不可估量的，大多数的研究。