soil climatic zone

基本解釋

Because of unique climatic condition and geological condition in perennially frozen soil zone, structural design of asphalt pavement in this area has its particularity.
多年凍土地區(qū)獨特的氣候條件和地質(zhì)條件決定了該地區(qū)瀝青路面結(jié)構(gòu)設(shè)計的特殊性。
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As a result of in arid, semi-arid climatic zone, soil erosion and sediment deposition in Iran are very serious and have become one of main problems influencing national development.
伊朗地處干旱、半干旱氣候帶，土壤侵蝕嚴(yán)重，河流泥沙問題突出，已成為影響該國經(jīng)濟社會發(fā)展的主要環(huán)境問題之一。