luffing

英 [ˈlʌfɪŋ]

美 [ˈlʌfɪŋ]

v.  将船首朝上风; 转船首迎风行驶；驶出上风
luff的现在分词

双语例句

• In recent years, large luffing jib tower crane is widely available in superhigh-rise building and thermal power construction.
  近年来，大型动臂塔式起重机在超高层建筑以及火电建设中得到了广泛的应用。
• Application of a New Exchange-Multiplying Factor Device for Luffing Jib Tower Crane
  新型换倍率装置在动臂式塔机上的应用
• New luffing system of portal crane and its design method
  门座起重机的一种新型变幅系统及其设计方法
• A boat cannot sail directly into the wind; attempting to do so is called luffing.
  乘船航行不能直接进入风；试图这样做是所谓的变幅。
• Influence of length of every rod and joint position on the maxim force of luffing cylinder is studied.
  研究了各杆件长度及铰点位置的变化对变幅油缸所受最大力的影响。
• This paper presents the main types and features of luffing mechanisms of goose neck jib lorry loading cranes and proposes design requirements for 304304 type luffing mechanism.
  介绍了随车起重机变幅机构的主要形式和特点，提出304304型变幅机构在设计时的要求。
• A new-type quayside container crane with jib-bridge luffing system as the main working part is brought out.
  提出一种以臂桥架变幅系统为主要工作机构的岸边集装箱起重机。
• Excitation control system, as a main part of tire crane, mainly to drive and control DC motor of lifting and luffing mechanism, affects the safe and steady operation of motor and tire crane.
  励磁控制系统是轮胎起重机的重要部件，主要对其起升、变幅机构的直流电动机进行驱动和控制，它对直流电动机的正常作业以及起重机的稳定安全运行有着重大影响。
• Kinematics analysis and calculation of a double rocker luffing mechanism ( with back rocker driving) with horizontal locus is discussed systematically.
  讨论了具有近似水平直线运动轨迹双摇杆变幅机构（驱动后摇杆）的运动学分析与实例计算，为设计和应用这种变幅机构打下了基础。
• The model mainly includes the boom luffing, rotating, and sling lifting movement.
  模型中主要涉及臂架的变幅、回转以及吊索的起升运动。