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The Quaternary sediments are largely undeformed. 第四纪的沉积物大部分未变形。
Industries based on brainwork or knowledge are called the quaternary industry. 以脑力劳动或知识为基础的产业被称为第四产业。
Geologically, the rock mass of the Mogao Grottoes is semi-binder calcirudite of the quaternary sediment of very loose structure. 莫高窟岩体在地质学上属第四纪沙泥质、钙质半胶结砾岩，结构十分松散。
The quaternary period of geologic time extends from the end of the tertiary period to the present. 地质时期中的第四纪是从第三纪一直到现在。
Some proteins consist of more than one polypeptide chain, and the association of these subunits in the protein gives rise to the quaternary structure. 一些蛋白质不只是由一个多肽链组成的,并且这些蛋白质亚基的结构产生了四级结构的。
The Quaternary thick eluvium and sliderock are dispersed over the Yangshan Au ore belt. 阳山金矿区第四系残坡积物分布面积较广,厚度较大。
Features of glaciation during the Quaternary Period make Lushan Mountain even more mysterious. 有时山巅高出云层之上，从山下看山上，庐山云天飘渺，时隐时现，宛如仙境；
These dating metnods have made great progress in the quaternary geochronology and isotopic geoscience. 这些定年方法在第四纪地质年代学和同位素地质科学中获得了很大进展。
In Jingyuan region,the Quaternary system developed well,and zoned clearly,and there are complex genetical types. 靖远地区第四系发良良好,分带性明显,成因类型较为复杂。
The north is the alluvial plain of Huanghe, the Quaternary deposition is diluvian sand and soil . 中部为山前倾斜平原区，第四系厚度从南向北变厚，第四系为冲洪积形成的粘性土，下部基岩为奥陶系灰岩和第三系岩浆岩；
Geologically,the rock mass of the Mogao Grottoes is semi-binder calcirudite of the quaternary sediment of very loose structure. 莫高窟岩体在地质学上属第四纪沙泥质、钙质半胶结砾岩，结构十分松散。
The pattern of the modern distribution might be unduc-ed by the influence of the glacial epoch during the Quaternary Period. 现代分布状况可能是受第四纪冰期的影响而造成的。
It has unique evidence of glaciation during the Quaternary Period and is the birthplace of China's glaciological theory. 宋代理学大师朱熹在此提出的教育思想成为中国古代教育的准则，在世界教育史上也有重要影响。
The quaternary ammonium ion exchange membrane (200 x 400mm) of aliphatic compound was employed in the continuous pervaporation. 本文报告了用200×400mm的脂肪族季胺膜进行醇水连续等温透过汽化分离过程的研究。
The Gejiu manganese nodule deposit in the Quaternary system placer is situated at the top of the cassiterite-polymetallic sulfide orefield. 个旧锰结核矿床产在锡石-多金属硫化物矿田顶部的第四系砂锡矿之中。
The Pliocene sediments are characterized by larger variations of Ce anomaly and more significant Eu depletion than the Quaternary sediments. 岩芯中上新统沉积物中Ce异常变化大,而Eu亏损相对第四系沉积物更显著。
It is well known that the preparing process of the PSC adduct is based on the phase diagram of the quaternary system: Na2SO4+ NaCl + H2O2+ H2O. 在此基础上，应用Pitzer模型对Na_2SO_4-H_2O_2-NaCl-H_2O四元体系及其所包含的三元子体系Na_2SO_4-NaCl-H_2O、N助50;
The Quaternary system in Hanjiang delta is formed by delta sedimentation which is mainly controlled by river trasportation. 韩江三角洲第四系是以河流搬运为主而形成的三角洲相沉积物。
Cainozoic) The present geological era, beginning some 65 million years ago, and divided into two periods, the Tertiary and the Quaternary. 这个时期的特点是出现了现代的生物体，特别是哺乳动物和有花植物。
Shi Jiufeng in the 3,800 meters in altitude over the mountain peak, many ice moraine lakes, it is left to the Quaternary glaciers. 十九峰中海拔在3800米以上的峰顶有不少高山冰碛湖泊，这是第四纪冰川留下来的。