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.
黄河源期可划分为3期,即末次期、倒第二次期、倒第三次期,末次期又可分为2个阶。
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.
黄河源期可划分为3期,即末次期、倒第二次期、倒第三次期,末次期又可分为2个阶。
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