震级：7.7。
What are the earthquake magnitude classes?
地震震级如何划分？
Sometimes the earthquake magnitude is reported by different networks based on only their recordings.
有时，不同地震台网仅仅使用自己的记录来报道地震震级。
That being said, damage does not usually occur until the earthquake magnitude reaches somewhere above 4 or 5.
不过一般来说，4或5级的地震通常代表着明显的破坏和损失的开始。
And the conventional least-square method is extended to deal with fuzzy earthquake magnitude by the vertex method in the analysis.
在分析中应用顶角法把传统的最小二乘法加以延伸来处理模糊地震震级。
This paper presents a methodology for determining earthquake recurrence relationships using fuzzy information of earthquake magnitude.
本文采用地震震级的模糊信息提出确定地震重现关系的一种方法。
With the existing seismic monitoring network, it is not a problem that we confirm the earthquake magnitude and epicenter location in a short time.
借助于现有的地震监测台网，在短时间内获取地震的震级和和震中位置已不成问题。
According to the calculating principle of wind scale and earthquake magnitude, the concepts of magnitude and disaster degree of storm surge are put forward.
根据风级和震级的计算原理，提出了风暴潮等级和灾度的概念。
And the upper limit of reservoir earthquake magnitude is estimated according to the structural reservoir earthquake, the sections which earthquake occurred are also estimated.
从发生构造型水库地震角度，对水库地震的震级上限进行了估算。
According to the calculating principle of wind scale and earthquake magnitude, the concept of the magnitude of self-purification capacity of water environment of area was put forward.
根据地震等级和风力等级的计算原理，提出了区域水环境自净能力等级的概念。
And then the predicted earthquake magnitude in seismic risk areas and the happened magnitude have also been taken into account, R-value of different magnitude levels have been calculated.
进一步考虑不同危险区预报震级与实际发生地震震级间的差异，文中还分震级档计算了相应的R值评分。
The G-R relation between the earthquake magnitude and frequency has been an important premise in seismological study, but its actual distribution often deviates from its theoretic result.
地震震级频度的古登堡·里克特关系式(简称g - R关系式)一直是许多地震学问题研究的重要前提之一，然而实际分布常常与这一关系式有一定的偏离。
Vibration test shows that the maximum acceleration response at the bracing top is not related to earthquake magnitude and its frequency characteristics since its sliding force remains unchanged.
动力试验表明，由于耗能支撑滑动荷载不变，它的顶点最大加速度反应同地震大小及其频率特性无关。
The devastating 7.9 magnitude Sichuan earthquake which killed about 90,000 people in western China.
四川破坏力极强的7.9级地震导致中国西部约9万人死亡。
A strong 8.2-magnitude earthquake has hit the northwest coast of Chile, killing at least six people and setting off a small tsunami.
智利西北海岸发生里氏8.2级强烈地震，造成至少6人死亡，并引发小海啸。
The first is of a supermarket, caught at the moment the 9.0 magnitude earthquake unleashed its destructive force.
其一是一家超市的画面，是在9.0级地震释放出毁灭力量的那一刻拍摄的。
The 6.4 magnitude earthquake struck northeast of Quetta, the capital of Baluchistan.
这场6.4级地震发生在俾路支省会奎达东北地区。
Yesterday’s 8.9 magnitude earthquake was the fifth strongest since 1900.
昨天的8.9级地震是1900年以来第五强烈的地震。
WHO is being updated continually on the latest health issues in the wake of the 7.8 magnitude earthquake.
在发生里氏7.8级地震后国际卫生组织正在不断更新获取最新卫生问题信息。
The earthquake was preceded by foreshocks, including a 7.2 magnitude earthquake that occurred two days earlier, about 25 miles away.
这次地震已有前震，包括两天前在距此25英里远处发生的一次7.2级地震。
Scientists recorded the magnitude of the earthquake at 8.9.
科学家记录此次地震震级为8.9级。
The USGS says a magnitude 6.9 earthquake, followed by a magnitude 5.5 quake, struck near the islands Tuesday. There were no immediate reports of damage from those quakes.
美国地质调查局说，所罗门群岛附近星期二先是发生6.9级地震，接着发生5.5级地震，目前没有关于两次地震灾情的报导。
The basic rule is if you have one magnitude 9 earthquake, you can have one magnitude 8, 10 magnitude 7s, and 100 magnitude 6s.
基本的规律是如果你碰到了一次9级地震，你可能会碰到1次8级，10次7级和100次6级余震。
At 21:53 UTC yesterday, an earthquake of magnitude 7.0 struck the Caribbean nation of Haiti.
昨日世界标准时间21点53分，加勒比海附近的海地发生里氏7.0级地震。
A second major earthquake of 7.4 magnitude was reported as aftershocks shook the region.
据报道，余震不断，又有一次7.4级的二次余震。
The number of injured in magnitude 8.0 earthquake reached 220, 109.
里氏8.0级地震中的受伤人数已达220,109人。
On February 4, 1975, an earthquake of magnitude 7.3 struck the Haicheng County, Liaoning Province.
然后在1975年2月4日，辽宁省海城市发生7.3级地震。
On February 4, 1975, an earthquake of magnitude 7.3 struck the Haicheng County, Liaoning Province.
然后在1975年2月4日，辽宁省海城市发生7.3级地震。
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