中国最大的综合性文献数据库 -维普资讯 关键词: 四川西部 义敦岛弧 三叠纪 岩相古地理[gap=1680]Key words: western Sichuan; Yidun island arc; Triassic; lithofacies-paleogeographic map
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利用岩浆密度资料，反演并建立了义敦岛弧区的地壳双层结构模式。
Using data about magma density, "two-layer" model of crust structure in Yidun Island-Arc regions, westhern Sichuan Province, has been established.
义敦岛弧碰撞造山带是特提斯-喜马拉雅巨型造山带中的一个复合造山带。
The Yidun arc collision-orogenic belt is a composue orogenic belt of the giant Tethys-Himalaya orogenic zone.
典型的义敦岛弧与沙鲁里山岩浆弧之间的弧-弧碰撞模式及其外延到整个东特提斯构造域内都是很普遍的。
There is a typical example for arc-arc collision between the Yidun island arc andShalulishan magmatic arc, or even throughout eastern Tethys.
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