tackle-block
英 [ˈtækl blɒk]
美 [ˈtækl blɑːk]
网络 滑轮组
双语例句
- The problem about mechanical efficiency of tackle-block is the key point in junior high school mechanics and also the difficult point.
滑轮组机械效率问题是初中力学中的重点，也是初中力学解题的难点。 - This paper puts forward some methods of solving mechanical efficiency of tackle-block, hoping to help students break through difficulties.
本文就有关滑轮组机械效率的解题提出一些解决方法，有助于帮助学生突破难点。 - For work feature of tackle-block mechanism compensating amplitude of variation on machinery lifting, using traditional mono-objective optimization and numerical solution on design of the mechanism, the optimum result can not satisfy the requirement of economy and stability in the meantime and is not accurate enough.
由于补偿滑轮组变幅机构在起重机械中工作特点的需要，传统的单目标优化方法和优化数值解法，在同时满足设计的经济性与稳定性以及优化解的精度方面存在不足。