网站首页  词典首页

请输入您要查询的词汇:

 

词汇 polyphase
释义

Definition of polyphase in English:

polyphase

adjective ˈpɒlɪfeɪzˈpɑliˌfeɪz
  • 1Consisting of or occurring in a number of separate stages.

    多级的

    a polyphase tectonic interpretation
    Example sentencesExamples
    • New palaeomagnetic data from Lower Carboniferous granitoids of the orogenic root of the eastern Variscan belt show a polyphase palaeomagnetic record.
    • The Arunta Inlier is an extensive east-west-trending, polyphase, high-grade, predominantly Palaeoproterozoic metamorphic complex.
    • Precambrian metamorphism and migmatization and the wide spectrum of mainly Alpine mica ages provide clear evidence for such a polyphase geological history.
    • The Moine rocks widely record polyphase deformation and metamorphism up to amphibolite facies.
    • The polyphase tectonic and sedimentological development of East African continental rift basins is well-illustrated in the Kilombero Rift Valley in Tanzania.
    1. 1.1 (of an electrical device) simultaneously using several alternating currents of the same voltage and frequency but with different phases.
      (电气设备,电路)多相的
      a polyphase induction motor
      Example sentencesExamples
      • The Energy Policy Act of 1992 required minimum efficiency standards for general purpose, polyphase induction motors.
      • The reduction in the die area dedicated to capacitance opens up the possibility of building more complex RF circuits, such as image-reject mixers and polyphase IF filters.
      • In contrast to direct current (which was difficult to transmit more than ten miles), polyphase AC systems proved capable of transmitting power hundreds of miles.

Derivatives

  • polyphasic

  • adjective
    • Electromyography may show short-duration, small-amplitude, polyphasic motor units with an increased terminal innervation ratio (number of fibers innervated by a single anterior horn cell).
      Example sentencesExamples
      • The blink reflex was characterized by an initial triphasic wave on the ipsilateral stimulus side, followed by a polyphasic wave on both sides.
      • It has been demonstrated that when a dark-adapted leaf is illuminated with high intensity actinic light, the fluorescence transient shows a polyphasic rise, including phases O, J, I, and P.
      • Isolates underwent polyphasic analyses employing phenotypic (selective media and biochemical testing) and genotypic (polymerase chain reaction) assays to determine species identification.
      • But he had no scientific proof that, in situations of sleep deprivation, polyphasic sleep - the term for frequent napping - was more efficient than monophasic (getting sleep all in one chunk).

Definition of polyphase in US English:

polyphase

adjectiveˈpälēˌfāzˈpɑliˌfeɪz
  • 1Consisting of or occurring in a number of separate stages.

    多级的

    a polyphase tectonic interpretation
    Example sentencesExamples
    • Precambrian metamorphism and migmatization and the wide spectrum of mainly Alpine mica ages provide clear evidence for such a polyphase geological history.
    • The Arunta Inlier is an extensive east-west-trending, polyphase, high-grade, predominantly Palaeoproterozoic metamorphic complex.
    • The Moine rocks widely record polyphase deformation and metamorphism up to amphibolite facies.
    • The polyphase tectonic and sedimentological development of East African continental rift basins is well-illustrated in the Kilombero Rift Valley in Tanzania.
    • New palaeomagnetic data from Lower Carboniferous granitoids of the orogenic root of the eastern Variscan belt show a polyphase palaeomagnetic record.
    1. 1.1 (of an electrical device or circuit) designed to supply or use simultaneously several alternating currents of the same voltage and frequency but with different phases.
      (电气设备,电路)多相的
      a polyphase induction motor
      Example sentencesExamples
      • The reduction in the die area dedicated to capacitance opens up the possibility of building more complex RF circuits, such as image-reject mixers and polyphase IF filters.
      • In contrast to direct current (which was difficult to transmit more than ten miles), polyphase AC systems proved capable of transmitting power hundreds of miles.
      • The Energy Policy Act of 1992 required minimum efficiency standards for general purpose, polyphase induction motors.
随便看

 

双龙斋书画网英语在线翻译词典收录了464360条英语词汇在线翻译词条,基本涵盖了全部常用英语词汇的中英文双语翻译及用法,是英语学习的有利工具。

 

Copyright © 2000-2024 slzcn.com All Rights Reserved 更新时间:2026/3/22 23:53:40