The paper USES finite element method to calculate the whole reel structure of a ship lift and presents the mechanical model of finite element analysis for the structure as a whole.
采用有限单元法对升船机卷筒结构进行整体计算，提出了有限元分析的力学模型，对筒壳、幅板的强度及刚度作了全面分析。
In the process of up and down the tubing, the operating handle of the reel is always in the lift position, so that the coiled tubing can tightly wound on the reel.
在起下油管过程中，滚筒操作手柄始终处于上提油管位置，以使连续油管紧紧地缠绕在滚筒上。
In the process of up and down the tubing, the operating handle of the reel is always in the lift position, so that the coiled tubing can tightly wound on the reel.
在起下油管过程中，滚筒操作手柄始终处于上提油管位置，以使连续油管紧紧地缠绕在滚筒上。
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