往返迁移

往返迁移往返迁移
  1. 强震活动的空间分布表现为有规律的纬向往返迁移;

    The spatial distribution of the strong earthquake activity shows that the epicenters migrate in latitude direction with regularity .

  2. 提出雌藏羚的迁移是以昆仑山为中心,分布在昆仑山南面的雌藏羚夏季至秋初在北方产仔,其它季节在南方交配栖息,因此两地间存在往返迁移。

    The female , chiru distributed in southern Kunlun Mountains bore the young in north from summer to early autumn , and copulated and inhabited in south in other seasons . Thus there were two migrations between two sites .