Fasten the pulley and the support block to your worktable.
拴紧对你的工作台的滑车和支承区块。
2
The mentioned method is applied to design of pulleyblock compensation in luffing mechan ism and the results show that the method is feasible and effective.
在滑轮组补偿变幅机构稳健优化设计中加以运用，结果表明该方法是有效的和可行的。
3
The drilling line is reeled over the crown block and traveling block to gain mechanical advantage in a "block and tackle" or "pulley" fashion.