查询词典 seism

In the process of seism data, migration is one of the foremost means , its purpose to make wave field image come back true image of geologic object in the earth.

在地震数据处理中，偏移是最重要的手段之一，目的是使波场图像恢复地下地质体的真实图像。

Middle column of large underground structures is the weak link in seism .

大跨度地下结构中柱是抗震薄弱环节。

However, the safety of the long-span bridges is increasingly prominent because of the reciprocity of wind, vehicle, temperature and seism.

悬索桥是应用于大跨桥梁的一种新型结构型式，具有跨度大、造型优美和节省材料的优点。

Firstly, we introduce the theory and the Methodology about EMD ,then we will use this method to analyse the geophysical information, including the gravity anomaly data and seism's data.

经验模态分解是由Huang等人提出的一种新的分析非线性、非平稳信号的方法。本文研究经验模态分解原理及其在地球物理资料中的应用。

According to analysis of seismic dynamic environment and seismic probability calculation, this paper not only describes historical seism but also seismic prediction has been made.

2通过区域地震动力学环境分析和地震危险性概率计算，描述了场区历史地震背景，并预测了未来地震危险

Therefore, to investigate the seismic behaviour of the prestressed concrete frame, it exists the significant academic meaning and application value for our country where seism happens a lot.

因此，研究预应力混凝土框架的抗震性能，对于我国这样一个地震多发国家，具有十分重要的理论意义和应用价值。

In Chapter 5, through analysis, it shows that the corresponding relation is very well in latitude zone between Asian strong seism in wintertime and the China summer main rainfall belt.

第5章通过对1951～2000年亚洲冬季强震和地热涡资料的分析表明，冬季亚洲强震所在纬度与我国夏季主雨带的纬度有相当好的对应关系。

During the test the Model 65 seism ic device was used to transfer the m icro

试验采用65 型地震仪将地微动速度转变成相应

Two familiar destroy formats, bending destroy and shearing destroy, appear to RC frame columns under seism action.

弯曲破坏和剪切破坏是钢筋混凝土框架柱在地震作用下常见的破坏形式。

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。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。