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词组
  • three parts
    three out of four equal parts; three quarters 四分之三(部分)
柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. the cardinal number that is the sum of one and one and one
  • Adjective
    1. being one more than two
行业词典
  • 土木工程: 三级管网系统;three-stage system;三向网架;three-way latticed grid;
    大气科学: 三圈[经向]环流;three-cell [meridional] circulation 大气环流中平均经向环流的简单模式, 由低纬和高纬地区两个直接环流圈及中纬地区一个间接环流圈所组成。;
    机械: 三位控制器;three-step controller 具有三个离散输出值的控制器。;三端测量;three-terminal measure-ment 测量装置有三个端钮接到被测三端元件上,第三端为屏蔽防护端,此端与某电位(如地电位)相连,以避免附近杂散电磁场的干扰以及二端之间寄生电容分路对被测量的影响。;三坐标测量机;three-coordinate mea-suring machine 在三维直角坐标系统内测量长度的仪器。通常配有计算机进行数据处理和控制操作。;三分力天平;three-co;
    物理学: 三能级激光器;three-level laser;三维网络固体;three-dimensional network solid;三心键;three-center bond;三相[交变]电流;three-phase alternating current;三轴坐标系;three-axis coordinate system;三体问题;three-body problem;三自旋模型;three-spin model 最近邻三自旋积模型。;
    电力: 三极隔离开关;three-pole isolator;三相五柱铁心;three-phase five-limb core;三相自动重合闸;three-phase automatic reclosing;三相变压器;three-phase transformer;三芯电缆;three-core cable;三相电路;three-phase circuit;三相制;three-phase system;三相故障;three-phase fault;三相四线制;three-pha;