sharp sand 中文意思是什麼
sharp sand
解釋
尖角砂。-
About a hundred yards away on a small sand spit there was the occasional sharp in effectual pop of a carbine.
從百來碼以外一個伸出在海水中的小小的沙灘角上,時而傳來卡賓槍朝天砰的一響。 -
A sharp crack might remain fairly sharp in granite, but degenerate into a dull thud in sand.
在花崗巖中尖銳的破裂聲可以保留相當的強度,而在砂巖中則易變成低沉的轟響。 -
Eight heavy metal elements are measured under atmospheric background and dust - sandstorm weather conditions. element - concentration under dust and sand storm is as higher 3. 43 - 6. 30 times as background. six heavy metal elements in precipitation are also analysed and its sharp variation geographically are found
分析了大氣背景和沙塵天氣下的8種重金屬元素濃度和降水中的6種重金屬元素濃度,結果表明,沙塵天氣重金屬元素濃度是背景值的3 . 43 - 6 . 30倍,降水中6種重金屬元素濃度的地理分佈存在不均勻性
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