Scenario Design and Construction for Railway Crossing with Horizontal Directional Drilling Technique in Qilu Sinopec-Qingdao Gas Pipeline是什么意思_Scenario Design and Construction for Railway Crossing with Horizontal Directional Drilling Technique in Qilu Sinopec-Qingdao Gas Pipeline在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句