aerial crossing 中文意思是什麼
aerial crossing
解釋
管道架空穿越-
Code for construction and acceptance of oil and gas pileline aerial crossing engineering
石油天然氣管道跨越工程施工及驗收規范 -
Design code for oil and gas transportation pipeline crossing engineering - aerial crossing engineering
原油和天然氣輸送管道穿跨越工程設計規范跨越工程 -
Standard for quality inspection and evaluation of petroleum construction engineering - pipeline crossing and aerial crossing project
石油建設工程質量檢驗評定標準管道穿跨越工程
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