travelling block

听听怎么读
英 [ˈtrævəlɪŋ blɔk]
美 [ˈtrævlɪŋ blɑk]
是什么意思
  • 释义

    动滑轮;动滑车;

  • 学习怎么用

    权威例句

    Trolley and traveling block system
    Traveling block
    Discuss on Character of Traveling Block-Crown Block-Drawworks System Kinematics and Dynamics
    Analysis of Important Components of YC 450 Traveling Block with Finite Element Method
    Failure analysis of traveling block hook fracture and preventative measures
    Combined traveling block and casing hook
    Influence of Process Design on the Deformation of the Guide Key for Traveling Block Hook
    Analysis on Fatigue Test and Fatigue Property of Traveling Block and Rotary Hook Material
    Fatigue Test and Analysis on the Material of Traveling Block and Rotary Hook
    Development of isolation traveling block
    t开头的单词
    词汇所属分类
    字母词汇表更多
    o开头的单词
    t开头的单词
    u开头的单词
    分类词汇表更多
    化学
    口笔译
    英语B级考试
    人名姓氏表更多
    男/女
    雅思预测