A block and tackle is a ___ of pulley blocks and ropes used for pulling or hoisting large objects. A. mechanical set special B. set special mechanical C. special mechanical set D. special set mechanical 相关知识点: 试题来源: 解析 C 答案:C 分析:固定搭配:a set of.;形容词修饰名词。
Michel Van de Wiele Block and pulley tackle suspension for Jacquard machine and Jacquard machine with such block and tackle pulley suspensionEP0459582A1 May 28, 1991 Dec 4, 1991 N.V. Michel Van de Wiele Block and pulley tackle suspension for Jacquard machine and Jacquard machine with such ...
Block and tackle, combination of a flexible rope, or cable, and pulleys commonly used to augment pulling force; it can be used to lift heavy weights or to exert large forces in any direction. In the Figure there are four freely rotating pulleys, two on t
A simple pulley system. If you have ever looked at the end of a crane, or if you have ever used an engine hoist or a come-along, or if you have ever looked at the rigging on a sailboat, then you have seen a block and tackle at work. A block and tackle is an ...
1 structural model of pulley system | translation 1 : 2 structural model of pulley system | translation 1 : 3 structural model of pulley system | translation 1 : 4 input data for block and tackle pulley system correct and incorrect modeling of boundary surface of contact solid finished ...
The Terra Kids Block and Tackle hauls all the objects that are needed up above. This not only saves frequent climbing up and down but also is a whole lot of fun for little adventurers. Perfect for outdoors or inside where there are high ceilings. Children can experience and understand physic...
双滑轮组twin pulley block 吊钩滑轮组hook assembly 双语例句 1. I finally hoisted him up with a block and tackle. 我最终用滑轮组把他拉了上去。 —— 柯林斯例句 2. A pulley or a system of pulleys set in a casing. 滑轮,滑轮组安装在机械外壳中的滑轮或滑轮组。
Heavy duty block and tackle pulleys; swivel & fixed hook or eye; snatch pin, flat mount, deck, bolt, strap, deadman; replacement sheaves; zinc or stainless steel
To support the Transmission work, Marshine Power hasTubular Gin Pole,Hydraulic cable puller,wire rope pulley block,hoisting tackle,Wire rope gripper,Cable reel spool and stand- all are OEM and professionally produced per ISO 9001:2008, which are being sold to over more than 50 countr...
Customized Heavy Duty Nylon Sheave Dual-Use Stringing Block Conductor Cable Pulley Block, Find Details and Price about Pulley Block Block and Tackle from Customized Heavy Duty Nylon Sheave Dual-Use Stringing Block Conductor Cable Pulley Block - Ningbo Ma