成因的

The study and analysis of the network psychological problems of college students has become an urgent requirement advanced by our times. It is also one of the rudimental requirements of talent training objective of universities.

对大学生网络心理问题及其成因的分析研究是时代发展对高等学校提出的迫切要求，也是高校人才培养目标的根本要求。

It is another biogenic gemstone material and is formed by calcium skeleton of a coral insect branch-shaped along with very small thalassic animal population accretion.

是生物成因的另一种宝石原料。它是珊瑚虫的树枝状钙制骨架随着极细小的海生动物群体增生而形成。

Against the background of the special structure of the northern steep slope ,many kinds of sandy conglomeratic fans have been formed in the strata,which become the major exploration target now.

东营凹陷是东部陆相断陷湖盆一典型代表，其北部陡坡带特殊的构造背景，使沉积地层中各种成因的砂砾岩扇体极为发育，并成为勘探的重要目标。

The characteristics of these dolomite and pyrite aggregations are very similar to those microbal origin of dolomite discovered in the modem high saline lagoons and tidal flats.

其特征与文献中报道的现代近海高盐度泻湖和萨勃哈中发现的微生物成因的白云石极为相似。

Using cosmogenic determinations we have obtained the first in-situ morainal exposure ages from the glacial moraine in the Tanggula mountain and Litang.

本研究利用就地成因的宇宙核素暴露年龄测定方法，对唐古拉山和理塘地区的第四纪冰碛物进行了10Be、26Al和21Ne暴露年龄测定，首次获得了青藏高原的第四纪冰川核素暴露年龄。

Successful and splendent Japan's modernization has been in embarrassment,but it is necessary to search its origination.

日本卓有成效的现代化已经成为历史，成功而辉煌的现代化现今也荆棘载途。但是，对日本现代化成因的探究远远没有结束。

At least, three types of earthquake related fault rocks including pseudotachylyte formed by typical fast fault movement, no orientated ultra-cataclasite or sinter breccias may formed by weak earthquake faulting, and stockwork microbreccias formed by autochthonous powerful shock at the source are discovered, in which some of the original sources parameters are remained.

至少区分出三种地震断层产物和两种震源破裂方式：典型快速地震断层形成的假玄武玻璃；或许与弱震有关的无组构超碎裂岩或熔结角砾岩，以及强烈原地震动成因的网脉状微角砾岩。

Many crustal zircons have the age (up to 2770Ma) that is much earlier than the formation of ophiolite considered by previous researchers, indicated the abundant subduction crust components occur in the zircons separated, which was preserved in the mantle, and outcropped with the mantle cycle process.

纯橄岩样品四个测点得到加权平均值为130.0±2.8Ma，属早白垩世，代表了纯橄岩的结晶年龄；研究中发现许多地壳成因的古老锆石(最老可达太古代2770Ma)，远远早于目前主流观点中蛇绿岩的形成时间中生代晚期，综合考虑认为所选锆石有大量俯冲地壳成分，在地幔中保存，后随地幔循环运移出露地表。

Huangshaping Pb-Zn deposit originated from high-middle temperature solutions. Structures developed in area consist of NNE-striking folds, N-S and nearly E-W faults system. There are Upper Devonian and Lower Carboniferous outcropped, and the Shidongzi Formation limestone of the later is the main host rock. Ore body has various shapes with a great number of minerals and complex chemical compositions.

黄沙坪铅锌矿床属高中温热液成因的金属矿床，矿区内构造主要包括北北东向为主的褶皱和南北向、近东西向为主的断裂构造系统；出露地层主要有上泥盆统和下石炭统，其中下石炭统石磴子组灰岩为主要赋矿围岩；区内矿体形态多样，矿石矿物种类繁多，化学成分复杂。

Many gas chimneys were found in the distribution zone of bottom simulating reflector identified from seismic data. The characteristics of gas chimney are biogenetic mud diapirs by analyzing the parameters of interval velocity, fluid potential, mud content and well data.

地震识别出的似海底反射分布区存在大量的气烟囱构造，通过速度、泥岩含量、流体势等属性参数及钻井资料，判断该烟囱构造为有机成因的泥底辟型烟囱构造。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。