altitude tunnel 中文意思是什麼
altitude tunnel
解釋
高空模擬風洞-
According the working processing of vibratory tunnel boring machine and force of the cutting head, the paper analyzes the dangerous working stages, then the formulae of longitude and altitude stability is given and stability is proved by the data of design
摘要通過對隧道臂式掘進機的工作過程和切削頭的受力情況進行分析,確定出掘進機容易失穩的工況,然後分別對縱向和橫向穩定性進行了分析並給出計算式同時用設計參數驗證了穩定性。
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