Thus, an intermediate store body of formation gold placer was formed. Being raised earth crust intermittently, havigng affected of sanking stream, gold placer and gravel were retained…
当地壳多次间歇性上升后，使砂金中间储存体中分散的砂金集中富集在河床滞留砾石层中，从而形成砂金矿床。
Thus, an intermediate store body of formation gold placer was formed. Being raised earth crust intermittently, havigng affected of sanking stream, gold placer and gravel were retained…
当地壳多次间歇性上升后，使砂金中间储存体中分散的砂金集中富集在河床滞留砾石层中，从而形成砂金矿床。
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