shoal flow 中文意思是什麼
shoal flow
解釋
灘流-
Catching jade ore malachite fragment after weathering and erosion bring the flood into the river originally at the mountain, is it pour but lay to carry by river and then, reach low mountain and mountain forebay lead because the velocity of flow is sharply reduced, the malachite is piled up in river shoal and riverbed
夏季冰雪融化河水瀑漲,流水洶涌澎湃。山上的原生玉礦經風化剝蝕后的玉石碎塊由洪水帶入河流中,再由河水攜帶奔流而下,到了低山及山前地帶因流速驟減,玉石就堆積在河灘和河床中。
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