arid and semiarid area

基本解释

Wind erosion is one of nature disaster around globe . This phenomenon is widely distributed in arid and semiarid area.
風蝕是全球性的自然災害之一，此現象廣泛分佈於乾旱半乾旱地區。
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、半乾旱地區社會經濟可持續發展的重要因素。
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。