pulley block
英 [ˈpʊli blɒk]
美 [ˈpʊli blɑːk]
滑轮组
英英释义
noun
- a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
双语例句
- It is an economical, reasonable and convenient hoisting method to use crab, pulley block and bridge crane to hoist the generator stator to the location. The key is to assure the safety and reliability of hoisting equipment.
利用卷扬机、滑轮组、提升承重架和行车将发电机定子吊装就位是既经济合理，又方便的吊装方法，其关键是保证吊装装置安全可靠。 - The radial frictional force becomes extremely large at the exit of the larger pulley since the normal force acting on the side surface of the block becomes large there.
因作用于推块侧面的法向力变大，故推块在大带轮的出口处径向摩擦力变成极大。 - Equivalent triangle structure is constructed with hinged bar elements to precisely simulate the effect of wire rope pulley block in the finite element analysis of structure of construction machines.
在工程机械结构有限元分析中，采用铰接杆单元构造等效三角结构，准确的模拟钢绳滑轮组的作用。 - A pulley or a system of pulleys set in a casing. A block and tackle is needed to lift that heavy machine.
要吊起那么重的机器需要使用一个滑轮组。 - Reliability-based Robust Optimization Design of Compensative Pulley Block of Derricking Mechanism
补偿滑轮组变幅机构的可靠性稳健优化设计 - The skillful design of the pulley block makes the largest door leaf able to bear the400kg dead load of the leaf.
滑轮组的巧妙设计，使最大门扇可承受400公斤的门扇自重。 - With the purposes of optimizing engineering, it is proved to be the best position for installing pulley on girder of crabon block stacking carne, and figure out the optimum geometric arrangement of clamp rod in the paper.
本文从优化设计的角度出发，证明了炭块堆垛天车夹具横梁上的滑轮安装的最佳位置，并找出了夹具杆件的最佳几何布局。 - By crampon, lifting beam and pulley block as well as hoisting and mounting the bridge crane in parts, ensures safety and economy for the construction.
采用锚钩吊梁加滑轮组的方法，分部件吊装桥机，可保障施工安全，节省费用。 - Optimal design of pulley block compensation of luffing mechanism based on design robustness
基于设计稳健性的补偿滑轮组变幅机构的优化设计 - Under arraying rope pillar function, two pieces of pulley block circles pillar to do left, right nimble swinging, which cause rope winds in regular arrangement.
绳索在排绳柱作用下，两个滑轮组绕柱子左、右灵活摆动，使绳索在卷绳轴形成有规则的排列。