proportional

英 [prəˈpɔːʃənl]

美 [prəˈpɔːrʃənl]

adj.  相称的; 成比例的; 均衡的
n.  [数]比例项; 比例量

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Collins.1 / BNC.6244 / COCA.10513

牛津词典

adj.

• 相称的；成比例的；均衡的
  of an appropriate size, amount or degree in comparison with sth
  1. Salary is proportional to years of experience.
     薪金视资历而定。
  2. to be directly/inversely proportional to sth
     与某事物成正比 / 反比

柯林斯词典

• ADJ 与…成比例的
  If one amount isproportional toanother, the two amounts increase and decrease at the same rate so there is always the same relationship between them.
  1. Loss of weight is directly proportional to the rate at which the disease is progressing.
     体重的下降与病情发展的速度成正比。
  2. ...a proportional fee based on the final sale price.
     与最后销售价格成比例的费用

英英释义

noun

• one of the quantities in a mathematical proportion

adj

• properly related in size or degree or other measurable characteristics
  1. the punishment ought to be proportional to the crime
  2. earnings relative to production
  Synonym:relative
• having a constant ratio

双语例句

• And that told us that the flow is proportional to a negative gradient of a concentration.
  这告诉我们，流动是和浓度的负梯度成比例的。
• The feedback stabilization problem of linear systems with proportional delays is studied.
  研究了比例时滞线性系统的反馈镇定问题。
• Loss of weight is directly proportional to the rate at which the disease is progressing.
  体重的下降与病情发展的速度成正比。
• The X101, provides a linear output proportional to displacement.
  在X101，提供了一个线性输出位移成正比。
• The system of proportional representation has led to the minority parties continually holding the balance of power in the parliament.
  比例代表制使得少数党在议会中频频拥有举足轻重的地位。
• The pressure of a gas is inversely proportional to its volume, if its temperature is kept constant.
  如果温度保持不变，则气体压力和其体积成反比。
• His pay is proportional to the amount of work he does.
  他的工资和工作量相称。
• The Derivative term when combined with proportional action improves control by sensing changes and correcting for them quickly.
  导数项与比例作用结合在一起时，通过感觉变化和修正而迅速改善了控制。
• The value of a fraction is inversely proportional to that of the denominator.
  分数值与分母值成反比例。
• The economic efficiency of heat-supply system with mixing water loop which adopts proportional pressure control is analyzed.
  结合工程实例，对采用比例压力控制的带混水回路的供热系统的技术经济性进行了分析。