聲子壽命 的英文怎麼說

中文拼音 [shēngzishòumìng]
聲子壽命 英文
phonon lifetime
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  1. Compared with traditional mechanical and optic gyros, hrg has such advantages as no high speed circumvolving or moving parts in structure, no warm - up time and short start - up time, wide signal band in frequency, low excursion noises, great endurance in over loading, nuclear radiation and short time power off, small bulk, light weight, low power cost and long life, which is suitable for space applications

    與傳統的機械陀螺和光學陀螺相比,半球諧振陀螺具有如下優勢:結構上無高速轉、無活動部件;不需預熱,啟動時間短;信號頻帶寬,漂移噪低;能承受大的機動過載;抗核輻射,並可經受短時間電源中斷的影響;體積小,重量輕,功耗低,長,非常適合空間應用。
  2. For micro - cavity semiconductor laser, station model is proposed in this paper and its steady - state and instantaneous characteristics when the coupling efficiency of spontaneous emission into a lasing mode is equal to 1 are analysised. for current noise, sp noise, noise, p noise, as well as current modulation, sp modulation, modulation and p modulation, using small - signal approximation, we derive the laser ' s corresponding transfer functions. and we calculate their signal - to - noise ratio ( snr ) gain in various parameters through frequency domain analysis in the premiss of large input snr

    本文對于微腔半導體激光器,提出站模型,能夠較直觀簡潔地分析微腔半導體激光器的穩態和瞬態特性,利用此模型對具有重要實用價值的= 1的微腔半導體激光器進行了討論;對于電流i噪、自發發射_ ( sp )噪、自發發射因、光_ p噪,以及電流調制、 _ ( sp )調制、調制、 _ p調制,在小信號近似下,得到了相應的激光器的傳遞函數;在大信噪比的前提下,對激光器進行了頻域分析,分別計算了它們在不同參數下的信噪比增益,分析了其抗噪性能。
  3. The durability of the ultrasonic motor can be multiple improved by using alternate four driving beams of the stator

    此外,振4個驅動梁的更換使用,可成倍提高超電機的使用
  4. Active magnetic bearing ( amb ) is a kind of novel high - performance bearing, in which rotor can be suspended by magnetic force. because of the contact - free property between the rotor and stator, the rotor can rotate at very high speed, and amb has the advantage of long lifetime, low power loss, low noise almost no wear and no lubrication. thus amb has great advantages over conventional bearing in many application fields

    =主動磁懸浮軸承是利用磁力將轉懸浮於空間的一種新型高性能軸承,由於轉于定之間不存在機械接觸,轉可以達到很高的轉速,幾乎沒有磨損,長,能耗低,噪小,無需潤滑,在很多應用領域內與傳統軸承相比存在明顯的優越性。
  5. Active magnetic bearing ( amb ) is a kind of novel high - performance bearing, because of the contact - free property between the rotor and stator, the rotor can rotate at very high speed, with almost no wear. so amb has the advantages of long lifetime, low power loss, low noise and no lubrication

    主動磁軸承是一種新型、高性能軸承,由於轉與定之間不存在機械接觸,轉可以達到很高的運轉速度,幾乎沒有磨損,因而具有長、能耗低、噪小,無需潤滑的優點。
  6. ( 3 ) process of sbs " generating whose effecting factors include the photo - life in the medium, the shape of pump pulse and the power density was theoretically studied

    ( 3 ) 、對sbs產生過程做了理論研究,分析了介質聲子壽命、泵浦脈沖形狀和功率密度等因素對sbs的影響。
分享友人