ANALYSIS OF DEBRIS FLOW CHARACTERISTICS AND MANAGE DESIGN OF THE HEPING GULLY IN THE WEST OUTLET OF ERLANG MOUNTAIN TUNNEL OF SICHUAN-TIBET ROAD是什么意思_ANALYSIS OF DEBRIS FLOW CHARACTERISTICS AND MANAGE DESIGN OF THE HEPING GULLY IN THE WEST OUTLET OF ERLANG MOUNTAIN TUNNEL OF SICHUAN-TIBET ROAD在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句