地震区

东北地震区b值和地震年平均发生率的统计分析

Statistical analysis on B value and earthquake yearly average occurrence ratio in north-east seismic zone

GIS支持下基于层次分析法的汶川地震区滑坡易发性评价

GIS-based landslide susceptibility assessment using analytical hierarchy process in Wenchuan earthquake region

新疆伽师地震区三维Q值结构

Three-dimensional Q structure in Jiashi earth-quake region of Xinjiang region

天水地震区Q值结构

Q-structrue IN TIANSHUI EARTHQUAKE AREA

两种CS板式结构均可用于抗震设防烈度为7度的地震区。

Two kinds of CS plate structure can be used for seismic intensity of 7-degree earthquake zone .

尤其是往复荷载作用下，PPECC具有更大的优势，特别适用于地震区和高层建筑结构中。

PP ECC has a greater advantage on the reciprocating loads , especially for the earthquake zone and the high-rise building structure .

通过对华北地震区1900年以来MS≥6.0级地震的周期和蠕变曲线的分析，得出了和粘滞模型一致的结果。

By analyzing the periods and the creep curve of the earthquakes ( MS ≥ 6.0 ) since 1900 , we obtain the same results as that by the viscoelastic model .

以中国大陆及邻区、华北地震区和青藏高原北区的拟合k－T关系，对这3个地震区的中一长期地震趋势进行了预测。

K-T relations of China 's continent and adjacent area , Northern Qing-zang plateau and North China have been fitted , which have been used for middle - and long term seismic trend prediction of the above mentioned three areas .

应用小波变换和最小二乘支持向量机（LSSVM）相结合的方法（小波LSSVM）预测华南地震区年度最大地震。

The models based on wavelet transform ( WT ) and least squares support vector machine ( LS-SVM ) was applied to forecast annual the maximum earthquake magnitude in the South China seismic area .

研究结果表明，预应力度PPR和箍筋间距设计合理的预应力混凝土框架梁，具有与普通钢筋混凝土框架梁相近的抗震性能，可以在中等烈度地震区工程建设中采用。

The research shows that the seismic behavior of the prestressed concrete beam of the appropriate spacing of stirrups and the degree of prestress is closed to that of the common reinforced concrete beams and it can be applied in the seismic area of middling intensity .

结合工程实例，在7度地震区底层高度为6.6m的8层板式住宅的底层及房屋两端适当布置抗震墙，形成竖向非连续框架-抗震墙结构体系。

In order to insure the seismic performance of an apartment RC building with 6.6m_high bottom story in the area of seismic fortification intensity 7 , the frame_wall plan was adopted , in which RC shear walls were arranged at the ends of the building and bottom story .

地震区建筑用钢的韧性对建筑物抗震性能的影响

Effects of Toughness of Steel on Seismic Performance of Building Structures

中强地震区地震烈度和峰值加速度的衰减规律

The Seismic attenuation regularities in the moderate - strong earthquake area

汶川地震区地质灾害易发性快速区划与制图

Fast Division and Mapping of Wenchuan Earthquake Region with Landslide Susceptibility

地震区隧道稳定性分析方法

A Study on Stability Analysis of Tunnels in Seismic Region

浅析目前地震区多层砖房施工中存在的问题

On the existing problems in multistoried brick houses construction in earthquake region

全球主要地震区的18.6年地震轮回

The 18.6 year seismic cycle in global major seismic regions

震级&频度关系的修改及其对部分地震区带的应用

Modified MAGNITUDE-FREQUENCY relationship and its application to some seismic zones

上个星期我访问了巴基斯坦的地震区。

Last week I visited the earthquake zone in Pakistan .

九度地震区门式墩地震荷载计算

Seismic load calculation of portal pier in seismic zone of 9 degree

天水地震区地壳浅层速度结构

The velocity structure of shallow crust in Tianshui earthquake area

丽江地震区应力场研究

A Study on the Stress Field in the Region of the Lijiang Earthquake

河北张北地震区活动断裂的探测与研究

The Detection and the Study of the Active Faults in Zhangbei Earthquake Area

在地震区采用内框架房屋的问题

Some Problems in Applying Inner-frame Building in Earthquake Area

天水地震区区域地质、地球物理场和地震活动背景

The local geology , geophysical field and seismicity background in Tianshui earthquake area

天水地震区综合地球物理剖面的建立与壳幔结构

Establishment of comprehensive geophysical section and crust mantle structure in Tianshui earthquake area

地震区钢筋混凝土烟囱优化设计

Optimum Design of Reinforced Concrete Chimneys in Seismic Areas

中强地震区地震烈度统计拟合因素评估

Evaluation on the Factors in Statistical Fitting of Intensity in Seismic Moderate Area

在8度地震区建造低层纯钢框架结构住宅的可行性分析

The Feasibility Analysis of Low-rise Steel-frame Structure Residence in 8 Magnitude Earthquake Area

地震区框架下平板基础内力计算方法

Internal force calculation method of flat slab foundation under frame in earthquake area