Construction Technique of Soil Removal and Thermal Insulation on Frozen Soil Cutting at Kunlun Mountain Pass in Qinghai- Xicang Railway是什么意思_Construction Technique of Soil Removal and Thermal Insulation on Frozen Soil Cutting at Kunlun Mountain Pass in Qinghai- Xicang Railway在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句