汶川地震的主震发生在具有右旋性质的仰冲型断层带上，震源深度为15公里左右。

The main shock occurred on the dextral obduction-type fault zone and the hypocenter depth was about 15km .

youdao

汶川地震的主震发生在具有右旋性质的仰冲型断层带上，震源深度为15公里左右。

The main shock occurred on the dextral obduction-type fault zone and the hypocenter depth was about 15km .

youdao