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proportional [prə'pɔ:ʃənl]
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词性及解释
  • a.
    比例的, 相称的
  • n.
    比例项
  • 【法】
    按比例的, 相当的, 相称的
词形变化
副词: proportionally 名词: proportionality
英英解释
  • 1.
    adj.properly related in size or degree or other measurable characteristics
    [例]
      usually followed by `to'
      the punishment ought to be proportional to the crime
      earnings relative to production
  • 2.
    adj.having a constant ratio
  • 3.
    n.one of the quantities in a mathematical proportion
常用词组
例句
  • 1.
    Of an electronic circuit or device; having an output proportional to input; amplifying or attenuating all frequencies equally
    说明一种电子电路或器件,其输出和输入成比例,对所有的频率都放大或衰减同样的倍数。
  • 2.
    The electrical section contains the solid-state proportional temperature controllers and solenoid valves
    电子控制室内有固体线路的比例温度控制器和电磁阀。
  • 3.
    The law of electric current is that an electric current varies directly AS the voltage and inversely proportional to the resistance.
    电流定律就是:电流与电压成正比,与电流成反比。
  • 4.
    Payment will BE proportional to the amount of work done.
    酬金将与工作量成比例.
  • 5.
    To obtain an accurate measure of the precessional rate one has to attenuate the signal proportional to torquing current by COS
    为了准确测量进动角速度,必须使与加矩电流成比例的信号衰减cosβ倍。
  • 6.
    That GIRL is of proportional build and is beautiful.
    那少女身材匀称,长相漂亮。
  • 7.
    The morbidity and mortality of the Host species is usually proportional to the number of coccidial cocysts ingested
    宿主的发病率和死亡率与吃进球虫卵囊的数目,通常是成正比的。
  • 8.
    It must be noted that the current increases proportional to every decrease of resistance.
    必须注意到,电流是与每次电阻减少成比例地增加的。
  • 9.
    One very important feature of pseudo forces is that they are always proportional to the masses
    赝力的一非常重要的特征是,它们永远与质量成正比。
  • 10.
    The total rate at which recombination is occurring is certainly proportional to the number of electrons times the number of ions
    产生复合的总比率一定正比于电子数和离子数的乘积。
词汇级别

小测验:选择正确的单词

proportional means:
  • A.rdeadable
  • B.ndoticeable
  • C.cdommensurate
  • D.adstute

浏览历史

其他大学四级单词

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    prep. 除...之外 ad. 而且,...

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