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单词 pulley block
释义

pulley block

听听怎么读
英 [?p?li bl?k]
美 [?p?li blɑk]
是什么意思
  • n.

    滑轮组;

  • 英英释义

    pulley block

    • n.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

      同义词:pulleypulley-blockblock

    学习怎么用

    双语例句

    用作名词(n.)
    1. Crevasse rescue is one of the more complicated mountaineering techniques, sometimes requiring pulley systems and multiple haul lines.
      裂缝救援是一项更副复杂一些的登山技术,有时候需要滑轮组和多组拖曳绳。

    权威例句

    Pulley-block
    Pulley-block
    Pulley block
    Chain pulley block
    Dynamic loading of the pulley block in a hoisting installation in normal operating conditions
    Reliability-based Robust Optimization Design of Compensative Pulley Block of Derricking Mechanism
    Design of Luffing Jib Tower Crane Pulley Block System
    Robust Optimization Design of Compensative Pulley Block of Luffing Mechanism Using the Compromise Decision Support Problem
    Physical Programming and Application in Robust Optimization Design of Compensation of Pulley Block for Derricking Mechanism
    Application of Windlasses and Pulley-block in Boiler Drum Installation
    Development and energy saving analysis of pumping unitwith suspended-weight pulley block balance mechanism
    Kinematics analysis of the drive system of a stroke increasing pumping unit with pulley block
    Optimal design of pulley block compensation of luffing mechanism based on design robustness
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