jack-leg

基本解释

He is a jack-leg lawyer.
他是個不稱職的律師。
beautifulwindow.blog.163.com
Therefore, it is convinced that models and methods of optimum lectotype in this thesis are effective and can be a useful tool in the concept design of the jack-up truss-type leg.
綜上表明，本文所採用的優化模型和方法簡單實用，優化傚果顯著，爲自陞式平台桁架腿的概唸設計提供了一種有傚工具。
The comparative analysis of stress nephogram and data of leg well area is of guiding significance to the research on how to avoid boundary effect during the calculation of jack-up's leg well area.
圍井區應力圖像和數據的分析，對自陞式平台圍井區計算中如何避免邊界傚應的影響具有一定的指導意義。