On the basis of description of expressway asphalt road surface structure at home and abroad, this paper puts forward structure design scheme of expressway asphalt road surface in Hebei Province.是什么意思_On the basis of description of expressway asphalt road surface structure at home and abroad, this paper puts forward structure design scheme of expressway asphalt road surface in Hebei Province.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句