The city was badly shaken by a 76-magnitude quake that killed at least 700 people. 4 magnitude earthquake 震级地震.
Grade of sand and dust storm weather.
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The seismicity seismism or seismic activity of an area refers to the frequency type and size of earthquakes experienced over a period of time. Decision-making on optimal design of intensity for aseismic structure s with three levels of fortification.
Milk is sold in grades2.
6 equivalent earthquake magnitude.
1 anti-seismic grade of the structures.
Rank 薪金等级 pay grade.
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