seism
n. 地震
2026-03-22 08:26 浏览次数 29
n. 地震
temblor(美)地震
seism vibration地震振动
seism survey地震勘探
seism observation地震观测
micro seism微弱的震动
seism liquation地震液化
stochastic seism随机地震
seism design抗震设计
sourceless seism无源地震
earthquake地震;大动蕩
shallow seism浅层地震
Under the load of seism internal force is relatively minor, but the displacement is quite large, so it seldom meets the needs.
在地震荷载作用下这两种体系的内力反应比较小,而位移反应比较大,常常不能满足要求。
The vibration of each case from far vibration wave had a blurry border, presenting a likely continuous seism wave.
远处振动波的各振动元素界限不清,更像一段连续地震。
Secondly, the transmission rules and characteristics of blasting seism wave are analyzed in the paper. The methods of analyzing and predicting blasting vibration are introduced in this paper too.
其次,在分析地震波的特征和传播规律的基础上,介绍了爆破地震振动分析与预测的方法;
The porosity and permeability of matrix, and the width, density and direction parameters of fractures were obtained by core analysis, well logging, seism and thin section observation methods.
利用巖心分析、测井、地震、薄片分析等静态描述手段测试并计算了基质的孔隙度和渗透率,得到裂缝的宽度、密度和方位等参数。
Static analysis subject to wind and seism load is done and the behavior of frame-brace steel-concrete hybrid structure is investigated.
进行了风荷载和地震荷载下的静力分析,探讨了框架-支撑钢-混凝土组合结构在各种荷载作用下的受力性能。
The basins exploited by seism and drilling in the north part of Nanhai include Beibuwan, Yinggehai, Qiongdongnan and Zhujiangkou basins.
南海北部盆地中进行过地震及鉆探工作的主要有北部湾、莺歌海、琼东南和珠江口盆地。
Amplitude characteristics of vertical ground surface vibration caused by explosion seism are studied by using the experimental method.
对地面附近爆炸地震引起的地面竖向振动幅值特性进行了实验研究。
To meet the seism detections require of high accuracy, high resolving power, the measurement technique of Laser Doppler and detection technique of faint signal are further researched.
为了满足地震勘探高精度、高分辨力的需要,进一步研究了多普勒测量技术和弱信号检测技术。
Through the three-dimensional seism data explanation and structural mapping, 11 oil and gas traps are found on the top of the burial hill.
通过三维地震资料的精细解释与构造成图,发现潜山顶面各类油气圈闭11个。
The third is determining the type of gas reservoir and the boundary of gas field by combining shallow shear seism with contact wildcat well;
第三是浅层横波地震与触探井相结合,探明浅气藏类型和气田边界;
Tibet and its vicinity is varied from other regions in physiognomy, later-Cenozoic sediment, tectonism, seism activity and other aspects, these forms its particular geologic background.
西藏及邻区从地貌、晚新生代沉积物、巖石圈构造及地震活动性等方面与其它地区截然不同,构成了其独特的地质背景。
The performance of stairs in seism and the impact of stairwell on the main structure are necessary to be seriously researched and considered by civil engineering.
楼梯在地震中的性能表现及楼梯对于主体结构抗震性能的影响,是土木工作者必须认真对待和考虑的问题。
This paper discusses the vibration velocity of blasting seism and the reaction chart of the blasting vibration, and offers some helpful Suggestions about solving engineering blasting problems.
对爆破地震的振动速度与爆破振动反应谱进行了分析和探讨,为解决工程爆破问题提供了参考意见。
In order to reflect the true state under seism about the long-span composite truss frame, the analysis should embody the initial influence of static loads.
为了準确反应大跨组合网架在结构地震作用下的真实状态,必须考虑初始静载影响下的网架时程分析。
According to the various characteristics of underground piping network of supplying water, a basic thinking of anti - seism of underground piping network can be established.
根据地下管网各组成单位不同的抗震特征,才能确定地下管网抗震设计基本思路。
The interval of the last large seism is even shorter than the prediction by this acceleration regularity in a seismic active period.
在一个活跃期中,最后一个大震的时间间隔比这个规律规定的时间间隔更短。
The concept of anti-seismic design based on structure's ductility has been worldwide accepted and paid much attention to since the San Femado seism in the United States in 1971.
自1971年美国圣费南多地震爆发以后,结构延性抗震设计的概念在世界范围内广泛受到重视。
Its response to seism has been analyzed by the response spectra method and the linear history method.
分别按反应谱理论和线性时程反应理论计算其在地震作用下的响应。
Studying on seism and geology and historical earthquake activity obtained some advancement in Anhui recent years.
近年来,在安徽地区地震地质、历史地震活动研究等方面取得了一定的进展。
The Fdddy-Seis, a unique new type of geophone, has been adopted by artificial seism in geologic survey, oil and coal exploration.
新型涡流检波器已在地质、石油、煤炭人工地震勘探中采用。
It is found that seism process can improve sandstone reservoir quality.
研究发现地震对地层的改造作用能改善砂巖储层的储集物性。