pulley block

听听怎么读

英 [ˈpʊli blɔk]

美 [ˈpʊli blɑk]

是什么意思

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.)

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

同义词

block and tackle

p开头的单词