arid and semiarid area

基本解釋

Wind erosion is one of nature disaster around globe . This phenomenon is widely distributed in arid and semiarid area.
風(fēng)蝕是全球性的自然災(zāi)害之一，此現(xiàn)象廣泛分佈於乾旱半乾旱地區(qū)。
The social and economic sustainable development in the arid and semiarid area in China has been restricted by sandy desertification heavily.
沙漠化是制約我國乾旱、半乾旱地區(qū)社會經(jīng)濟(jì)可持續(xù)發(fā)展的重要因素。
In arid and semiarid area, cyanide can be highly enriched in the salt shell which content degrading 4 years even higher than the fresh tailing slurry.
在乾旱、半乾旱氣候條件下，剖麪中的氰化物可在土壤表麪鹽殼中高度富集，即使在4年後其濃度仍可高於新鮮尾鑛漿中氰化物的濃度。