pi

英[paɪ] 美[paɪ]
  • n. 圆周率
pis pied/pied pied/pied piing/pieing pies/pies
星级词汇:
  • pia n.软膜abbr.个人投资管理委员会(=PersonalInvestmentAuthority)
  • pia n.软膜abbr.个人投资管理委员会(=PersonalInvestmentAuthority)
    n. (名词)
    1. 希腊字母表的第十六字母
    2. 【数】圆周率(π)
    3. 皮(音译名)
    4. 错乱的字,混杂活字
    5. 混乱,混杂
    6. 混杂的活字堆,混杂的铅字堆
    abbr. (缩略词)
    1. =private investigator 私人调查员
    2. =productivity index 优先指数
    3. =Plastics Institute 塑料研究所
    4. programmed instruction 程序指令
    adj. (形容词)
    1. 虔诚的
    2. 有道德的
    3. 宗教性的

英英释义

Noun:
  1. the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...

  2. someone who can be employed as a detective to collect information

  3. the scientist in charge of an experiment or research project

  4. the 16th letter of the Greek alphabet

  5. an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs

1. We proposed P 2 I algorithm combined with proportional controller and PI controller.
提出了结合了比例控制器和PI控制器 特点的P2I算法.

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2. The carbonization and the graphitization of PI filament were described.
叙述了PI原丝的碳化和石墨化过程.

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3. Some AQM algorithms, such as REM and PI, explore this aspect.
随机指数标记算法REM、比例积分控制器PI都在这方面作了探索性的研究.

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4. PI controller made the respond speed faster and the overshoot less.
PI控制器使响应的速度更快,超调量更小.

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5. I am sending you the new PI now, please kindly check.
现在我给你发来新的PI.请查收.

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    用作名词 (n.)
    1. Zu Chongzhi accurately calculated the value of pi to seven decimal places.
      祖冲之很早就把圆周率准确推算到小数点后七位。
    2. Ignoring a clunky numerical system and devising his own, he demonstrated the nature of infinity and calculated a value for pi.
      他否决了当时繁冗的数字表达方式,发明出自己的数字系统,证明了自然的无穷性,并计算出圆周率的值。