Both ends of the three tunnels, the two driving tunnels and the service tunnel, must pass through zones of weathered rock of extremely poor quality before entering into solid rock on-land before entering the subsea section.
隧道两端浅滩区的强风化地层施工，是翔安隧道施工的难点之一，地质条件差、开挖断面大、不确定性因素种类繁多，因此，进行强风化层施工风险管理研究具有重大意义。
Study on characteristics of seismic stratigraphy by generalized S-transform;
基于广义S变换研究地震地层特征
Correlation between the Xujiahe Formation and the Xiangxi Group is performed by using various methods, such as petrostratigraphy, seismic stratigraphy, event stratification and high resolution cyclic stratigraphy, and the Upper Triassic in the whole basin is correlated.
通过岩石地层、地震地层、事件地层及高分辨率旋回地层等多种方法讨论了须家河组与香溪群各岩性段的对比关系,得出了全盆地上三叠统的对比关系;指出须四段底可近似看成等时界面;须家河组下部地层自西向东、向南逐层超覆在雷口坡组之上,上部地层在盆地西北部自东南向西北方向剥蚀层位渐次变老。
The seismic stratigraphy can be divided into 11 seismic units: early Pleistocene U1, mid-Pleistocene U2, U3, U4, U5 and U6, late Pleistocene U7, U8, U9, U10 and U11.
本文主要利用在南黄海西部陆架获得的高分辨率浅地层剖面资料和已有的QC2孔资料,依据地震地层学原理,对研究区内的浅地层剖面进行综合解释和对比,标定了地层年代,将南黄海地震地层由上到下划分为11个地震单元,分别是早更新世的U1,中更新世的U2、U3、U4、U5、U6,晚更新世的U7、U8、U9、U10和全新世的U11。
Evaluation on earthquake risk of city buildings by life-cycle cost method;
寿命周期成本法评价城市建筑物地震风险
In this paper, the earthquake risk in Anhui and East China is assessed by use of the information diffusion pattern in two aspects of annual earthquake frequency and annual maximum earthquake.
本文利用信息扩散模式,分别从年地震频次和年最大震级两个方面对安徽及华东地区的地震风险进行评估。
There is huge earthquake risk in China.
我国存在巨大的地震风险,借鉴国际经验,认识国内地震保险各环节的缺陷十分重要。
Research on seismic risk analysis of wood structural house
木结构房屋的地震风险分析研究
Seismic fragility analysis is one of the three issues (seismic hazard analysis, seismic fragility analysis and seismic loss assessment) in seismic risk analysis.
地震易损性分析是地震风险研究中的三个(地震危险性分析、地震易损性分析和地震灾害损失评估)主要方面之一,可以预测大坝-地基系统在不同等级地震荷载作用下发生各级破损的概率。
The seismic risk estimation for buildings is one of the most important parts of urban earthquake disaster planning.
建筑物地震风险估计逐渐成为城市抗震防灾减灾工作中的一个重要的组成部分,准确估计出建筑物所面临的地震风险的大小对于提高城市综合抗震防灾能力,减轻地震灾害中由于建筑物的破坏导致的人员伤亡和财产损失有着非常重要的意义。
Seismic stratigraphy is the study of stratigraphy and depositional facies as interpreted from seismic data.
地震地层学是按照地震资料解释进行地层学和沉积相的研究。
Seismic stratigraphy-the study of stratigraphy and depositional facies as interpreted from seismic data.
地震地层学--按照地震资料解释进行地层学和沉积相的研究。
ON SEISMIC STRATIGRAPHY OF EOGENE IN SOUTHERN LIAODONG BAY
辽东湾南部下第三系地震地层学研究
Research on Seismic Stratigraphy and Exploration Target in the Chanling Graben-depression in Southern Songliao Basin;
长岭断陷地震地层学与勘探目标分析
Portable Broadband Seismic Array Obseration: Earthquakes Location and Seismic Tomography
流动宽频带地震台阵：地震定位与地震层析成像
Damage to tall buildings in areas with large epicentral distance during M8.0 Wenchuan Earthquake
汶川地震中离震中较远地区的高层建筑的震害
curved ray seismie tomography
曲射线地震层析成象法
wave form display type shallow-layer seismograph
波形表示型浅层地震仪
signal enhancement shallowlayer seismograph
信息增强型浅层地震仪
Analysis of ground motion attenuation and field soil based on the 6.4 grade earthquake in Ning'er
基于宁洱6.4级地震地震动衰减及场地土层分析
RELATION BETWEEN DAMAGE TO MULTISTOREY BRICK BUILDINGS AND THEIR STRENGTH DURING THE TANGSHAN EARTHQUAKE
唐山地震多层砖房震害与强度的关系
THE DAMAGE OF MULTISTORY MASONRY BUILDINGS IN Ms6.4 BAOTOU EARTHQUAKE AND ITS ANALYSIS
包头6.4级地震多层砖房震害与分析
The Earthquake Response and Earthquake Action Calculation of the Base-isolation Structures and the "Adding Story and Seismic Decrease" Structures;
基础隔震和加层减震结构地震响应分析与地震作用取值
Seismic Response Analysis of Fault Step Subjected to Obliquely Incident Body Waves
地震体波斜入射下的断层台阶地震反应分析
Study on Near-field Characteristics of Strong Ground Motion during the 1999 Chi-Chi, Taiwan, Earthquake;
基于集集地震记录的近断层地震动特性分析
Earthquake-response Analysis of a Three-storey Brick-concrete Composite Structure in Wenchuan Earthquake
汶川地震中某3层砖混结构地震反应分析
Predicting the deep mudstone distribution from seismic dare
利用地震资料预测深层泥岩盖层分布
Research on Earthquake Induced Liquefaction and Lateral Displacement of Submarine Soil Layer in Near Fault Area;
近断层海底土层地震液化及侧移研究