earthquake mangnitude的用法和樣例：
例句
- There are two scales for defining the strength of an earthquake, the Mercalli Scale and the Richter Scale.
地震強度有兩種標度，麥卡列震級和里氏震級。 - But the frequency-magnitude distribution in a whole process of rupturing and slipping of intact rocks is consistant with the characteristic earthquake model.
但是在一個(gè)完整巖石的破裂和失穩錯動(dòng)全過(guò)程中聲發(fā)射事件震級頻度關(guān)系符合特征震級模型。
