查询词典 geologic time

This study is based on the national physical science fund subject (40271001) named ShanDong Coast Continent-Ocean Effect and Human Activity Environment Effect and ecological effectiveness, written by Xu Xuegong professor from Peking University and Jiaodong main goldfield environmental geologic investigate subject from ShanDong Environmental geologic water institute.

本文在大量的遥感数据资料、常规资料、专题地图、观测数据以及水文试验等资料的基础上，借助地理信息系统科学、遥感学、地质学、地貌学以及计算机科学等多种技术方法，分析金矿区环境地质条件，评价地质灾害的易发性，为合理整治当地地质环境提出建议。

Finally, established engineering geologic model using advanced FLAC~(3D) according to engineering geologic condition of Shanggongshan tunnel, and modeled the influence to TBM driving of buried depth, hypsography and faults fractured zone. Studied the rule of stress redistribution and distortion after tunnel excavation.

最后，以上公山隧洞TBM开挖为例，采用先进的FLAC~(3D)软件建立相应的工程地质模型，分别对埋深、地形起伏和断层破碎带对TBM正常掘进的影响进行了数值模拟，研究了隧洞开挖后围岩的应力重分布和变形规律。

Most environment pollutions appear mainly in karst region,especially in the form of water pollution; environment pollution has a much worse destruction to the earth,vegetation and physiognomy,especially in the quarry areas. It even results in geologic hazard; for the mine geologic hazard,the background of physiognomy is the potential factor,while the irrational exploitation is the magistral factor.

环境污染多出现在岩溶地区，以水污染为主；环境资源的破坏以露采区最为严重，对土地资源、植被、地貌景观有较大的影响，甚至对地质灾害的发生都有深刻影响；矿山地质灾害的发生，地质地貌背景是诱发的潜在因素，不合理的开采方法是诱发的主导因素，降雨和水文条件是激发灾难发生的直接原因。

It might duo to the absence of geologic and mineral work, the lack of study, the faint of geologic metallogenetic background and nondirectional of metallogenetic work.

这与冲乎尔盆地地质、矿产科研工作相对滞后，对成矿地质背景研究程度较差，导致找矿方向不明有直接原因。

Geologic study and GPS surveying indicate that the tectonic motion of the blocks in this region is accounted to be a complex or superimposition of three basic types of motions: southeastward sliding, rotating on vertical axis, and uplifting, but there is difference in the geologic slip rate and GPS rate.

地质研究和现今GPS观测表明：各级块体均存在著SE向或SSE向平移运动、顺时针转动和隆升运动，但量值存在著一定差异。

Petroleum system is a geologic unit between the basin and play and also a sum of various geologic elements and events in the series of processes which include generation, migration, trapping, and preservation of hydrocarbons.

含油气系统是介于盆地与油气成藏组合之间的一个地质单元，是油气生成运移、聚集、保存过程中各种地质因素和作用的总合。

The regional geologic setting and geologic characteristics of the gold mineralization in the Toudaogou area, Ankou Town, Liuhe, are analyzed, making the study of the regional geophysical field, and the geochemical field division, meanwhile,the main ore-control factors were preliminarily summed up in the study area.

分析了柳河安口镇—头道沟一带区域地质背景以及金矿化地质特征，作了区域地球物理场研究和地球化学场分区，初步总结出本地区的主要控矿因素，并对今后在该区进一步找矿作了一些探讨。

This paper , pertaining to a certain project situated in karstic region where geologic formation is highly developed with features of calciferous cave faults abundant, in corporation with on site measurement and anti-analysis results, sets up a geo-mechanics model for various rock formations, and by way of 3D non-linear large deformation values modelling computation, numeric simulated study was taken for different shotcreted anchoring supports upon which one has studied surrounding rock control technique under unfavourable geologic conditions.

提要：本文针对某工程处于岩溶地区，地质构造发育，溶洞断层较多的地质特点，结合现场量测和反分析结果，建立不同岩体结构的地质力学模型，通过三维非线性大变形数值模拟计算，对不同的锚喷支护过程进行了数值模拟研究，在此基础上，研究了不良地质条件下的围岩控制技术。

The geologic structure, stratum, geomorphy and the features of geologic settlement of quaternary period in Macao District were briefly introduced in the paper and the significance of studying and analyzsing the geological condition of coastal engineering for sea reclamation were pointed out in it.

文中简要地概述了澳门地区的地质构造、地层、地貌以及第四纪地质的沉积特点，提出了研究分析近岸工程地质条件对填海造陆工程的重要意义。

The Da＇anshan coal mine already entered the deep mining stage, Geologic structure is complex by the fold geologic structure primarily in the Minefield, the mining coal working surface and the tunnel impact geostatic pressure occurs frequently, but so far has not conducted the system research.

大安山煤矿现已进入深部开采阶段，井田内以褶曲为主的地质构造复杂，采煤工作面和巷道冲击地压发生频繁，但到目前为止还没有进行过系统研究。

In the chapter 2, the theoretic knowledge about the photosensitive resin and the grinding tools was firstly introduced.

第二章阐述了光固化树脂结合剂磨具的相关理论研究。

Do not use the program's indenting or margin-setting features; these will be added during typesetting.

不要使用缩排，页面边缘设置之类的选项，偶看不大懂。