延怀盆地晚更新世发育湖相沉积。
There was lake development during late Pleistocene in the Yanhuai basin.
沉积时代为中更新世晚期至晚更新世。
Its sedimentary time is around the late stage of Middle Pleistocene to Upper Pleistocene.
沉积时代为中更新世晚期至晚更新世。
Its sedimentary time is around the late stage of Middle Pleistocene to Upper Pleistocene.
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