震源

From the maximum value of peak ground acceleration along all profiles, it's found that the radial component is about 2 times larger than the vertical component.

考虑到数值模拟中所采用的震源机制以及方位差异，剖面SC01同SC02、SC03之间在切向分量最大值的差异是可以理解的。

Strong ground motion near a source fault is a kind of complex and random vibrational process.

震源断层附近的强地面运动是包含高频成分的复杂的随机振动过程。

In Chapter 2 the source extent and rupture direction of this earthquake is studied.

在第二章中，研究了这次地震的震源尺度和破裂传播的方向。

The magnitude 7.1 hit about 27 miles from one of the country's bay islands that is a very popular destination for tourists to scuba dive and snorkel.

这次7.1级地震袭击了大约27公里范围，震源是一个非常有名的潜水风景旅游海岛。

Quantitative research on effects of seismic source on space correlation of strong ground motion;2. The abecedarian analysis gives out the basic reason of why the earth vibrant noise can be regarded as a new seismic source of the future flat seis.

在已经进行的两次探索性观测试验中，得到运行列车引发的地振动噪声可以通过天然地震观测台站和地震勘探常规地震仪接收到的证据，通过对数据的初步分析，进一步提出运行列车引发的地振动噪声可能成为铁路沿线浅层地震勘探震源的基本理由，并给出需要进一步深入研究的问题。

A major problem in seismology is separate the original source signal from other effects.

地震学中的一个主要问题是如何将原始的震源信号从其他影响中分离出来。

There exhibited different characteristics in geoelectrical field anomalies, but they were closely related to tidal waves, for example, the increasing in amplitude at semidiurnal and semimonthly periods of tidal ...

分析异常产生机理认为，强震前的这种异常现象是震源区临震孕育过程中岩石弱化产生的电场异常，经自由空间或地壳传播到达地电台站后，与台站记录的电场潮汐波相叠加产生潮汐波增强或减弱现象。

The shallowness of Monday\\\'s earthquake will also contribute to the extent of the damage, Mr. Haggerty warns.

周一地震的震源距离地面较近，这一因素可能加重灾难造成的损失，Haggerty先生警告说。

Underwater plasma sound source, namely underwater sparker, is a significant application of pulsed discharge in water, which has been employed for underwater acoustics and sea oil prospecting.

水下等离子体声源是水中脉冲放电技术在水下声学和地震勘探技术方面的一个重要应用，又称为电火花震源。

Based on spherical wave theory of point source, the interbed multiples have been effectively simulated by using the reflectivity method.

基于点震源的球面波理论，采用反射率法有效模拟了层间多次波。

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％。