正是这条位于两块巨大冰原之间的大陆中部走廊——东部是月桂树冰原，西部是科迪勒兰冰原——促成了向南的迁移。

It was this midcontinental corridor between two massive ice sheets—the Laurentide to the east and the Cordilleran to the west—that enabled the southward migration.

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因此促进森林植被的恢复和建立210国道便于扩散的走廊，是实现保护区内(尤其是东部地区)羚牛能够长期生存繁衍十分重要的管理对策。

Habitat restoration and building corridor over the 210 highway will be the very important management strategies for the conservation of Golden takins in the east part of Qinling Mountains.

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本文给出了河西走廊东部地区十个大地电磁测深点结果。

This paper gives the magnetotelluric sounding results in the eastern region of the He-Xi Corridor.

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