Drilled several cores at rut spot and emergency parking lane, and then extracting tests were undertaken on the asphalt mixtures of different layers.是什么意思_Drilled several cores at rut spot and emergency parking lane, and then extracting tests were undertaken on the asphalt mixtures of different layers.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句