The last glacial period is divided into two stadial stages with an interstadial stage.Evolution of lakes of the source area during the Quaternary went through three stages.
黄河源区的冰可划分3,末冰、倒数第二冰、倒数第三冰,末冰又可分2个冰阶。
The last glacial period is divided into two stadial stages with an interstadial stage.Evolution of lakes of the source area during the Quaternary went through three stages.
黄河源区的冰可划分3,末冰、倒数第二冰、倒数第三冰,末冰又可分2个冰阶。
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