The Discussion on the Characters of Freeze Injure and the Method of the Prevention Frostbite Induced by the Retaining Wall of the Seasonal Frozen Soil Zone是什么意思_The Discussion on the Characters of Freeze Injure and the Method of the Prevention Frostbite Induced by the Retaining Wall of the Seasonal Frozen Soil Zone在线翻译_英语_读音_用法_例句