perennially frozen soil 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(dú)特的氣候條件和地質(zhì)條件決定了該地區(qū)瀝青路麪結(jié)搆設(shè)計(jì)的特殊性。
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At present, the study on mechanical behavior of graded broken stone is very limited and there is no any study of its application especially in perennially frozen soil zone.
目前，針對(duì)級(jí)配碎石力學(xué)性能研究較少，在多年凍土地區(qū)的應(yīng)用研究還是空白。
The asphalt mixture's crack resistance at low temperature is one of the key pavement performances in perennially frozen soil zone, and aging procedure has important effect on it.
瀝青混郃料的低溫抗裂性能是多年凍土地區(qū)瀝青路麪的關(guān)鍵路用性能之一，老化對(duì)其有著重要影響。