The studied platinum - gold placer occurs in Quaternary alluvial - diluvial a piedmont valley of ultrabasic rocks, Northwest China.
该铂- 金砂矿产于超基性岩体山前谷地的第四纪冲积- 洪积层中。
The glacial epochs are characterized by great mountain glaciers, ice caps, piedmont glaciers and medium- to small-scale valley glaciers.
各次冰期的冰川性质分别为大型山岳冰川、冰帽、山麓冰川和中小型山谷冰川。
The glacial epochs are characterized by great mountain glaciers ice caps piedmont glaciers and medium-to small-scale valley glaciers.
各次冰期的冰川性质分别为大型山岳冰川、冰帽、山麓冰川和中小型山谷冰川。
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