All were near magnitude 7 on the Richter scale.

这些地震都在里氏7级左右。

youdao

How do you give a Richter magnitude to earthquakes that occurred prior to the scale?

如何给里氏震级概念出现之前的地震确定里氏震级？

youdao

How do you give a Richter magnitude to earthquakes that occurred prior to the scale?

如何给里氏震级概念出现之前的地震确定里氏震级？

youdao