波長偏移 的英文怎麼說

中文拼音 [zhǎngpiān]
波長偏移 英文
wavelength shift
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : Ⅰ形容詞1 (不正; 歪斜) inclined to one side; slanting; leaning 2 (只側重一面) partial; prejudi...
  • : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
  • 波長 : [物理學] wavelength波長標準 [光學] wavelength standards; 波長測量 wavelength measurement; 波長常...
  1. Because of the universe ' s expansion, the light from distant sources has been stretched, shifting its wavelength toward the red end of the spectrum

    因為宇宙膨脹的緣故,來自遠處的光會被拉,因此將會往光譜的紅端
  2. The spectrum only depends on the temperature of the object. if the temperature is low, the peak of the spectrum is at red region. for higher temperature, the peak shifts towards the yellow, blue, finally in the ultraviolet region

    光譜曲線的形狀只取決於物體的溫度,溫度低的物體光譜峰值在紅光,溫度越高,峰值越向短一端,由黃光開始,到達藍光,再進入紫外線區域。
  3. Because mz interferometric optical fiber gyroscope has bigger nonreciprocal phase, the system thermal stability, polarization noise and the error caused by the fluctuation of light source is particular analysed, some effective methods is proposed such as : using the " quasi - white - light " interferometry and the fiber polish technology accurately to control the fiber length, using depolarization light to minish the polarization error, and using temperature control, optical power control and depolarizer to stabilize the output of the light source

    結合mz干涉式光纖陀螺的存在較大非互易相的特點,著重從其溫度穩定性、振噪聲以及光源動引起的誤差三個方面分析了抑制噪聲、提高檢測精度的方法,提出了:採用「準白光」干涉測量法結合光纖研磨技術精確控制光纖度差的辦法;採用非振光源抑制振噪聲的方法;採用溫度控制、功率控制以及消器實現穩定化陀螺光源的方法。
  4. Such deviated light ( as you will subsequently learn, called diffracted light ) is rendered one - half wavelength or 180 degrees out of step ( more commonly, out of phase ) with the direct light that has passed through undeviated

    這種光(其後我們稱之為衍射光)與直射光之間呈現半個或180的不同步(一般稱之為不同相位) 。
  5. Fbg can be immune from light source disturbance and system loss by transforming sensing information into its reflecting wavelength shift, which has the characteristic of wavelength coding

    由於它能將被感測信息轉化為其反射,即具有編碼的特性,因而不受光源功率動和系統損耗的影響。
  6. Compared with d - shaped fiber, the d - shaped fiber bragg grating index sensor is more precise and reliable because the sensed information is encoded into wavelength, which is an absolute parameter, the output does not depend on the light levels, loss in the connecting fibers and couplers, or source power

    光纖布喇格光柵傳感器以波長偏移和功率變化同時作為傳感度量,由於檢測對光功率漲落不敏感,相對于只以功率變化作為傳感度量的傳感器件,具有更高的傳感精度和準確性。
  7. The experiment proved the adjustments is effective. according to the fact that the structure of the film causes the wavelength shift, we prepared the shift - free polarizers at 1054nrn with plasma - iad

    根據膜層的柱狀多晶結構是引起工作的主要因素,利用等離子體輔助沉積制備出了中心為1054nm的無漂振膜。
  8. 4. a 8 - cascaded wavelength - division - multiplexed fiber bragg grating sensor system was interrogated by changing voltage acting on a employed tunable fabry - perot filter, and a feedback loop was introduced to make filter track the shifted wavelength of the sensor. at the same time an unbalanced scanning michelson interferometer was introduced to demodulate sensor signal

    同時為克服查詢某一光柵時,應變引起導致反射離f - p透過,利用一反饋控制裝置,使得濾器的透過自動追蹤查詢光柵的布一拉格,利用非平衡掃描michelson干涉儀對傳感信號進行了高解析度的解調。
  9. Moreover, the effects of the system parametric ( such as baseline length, time measure error, sound velocity fluctuate and buoys errors ) on localization accuracy are studied. the laws of the bistatic tol and bol localization algorithm are obtained

    同時,通過對各種系統因素,如基線度、系統測量誤差、聲速動、浮標等參數對演算法性能影響的分析,得出了採用tol和bol方法進行定位時,定位誤差的分佈規律。
  10. By side - polished, the cladding layer of one side of fiber bragg grating can be reduced to several micrometers. the radiation field can transmit the cladding layer to external medium. when the external refractive index changes, the effective refractive index of fiber changes and the center wavelength of d - shaped fiber bragg grating shifts accordingly

    研磨后,光纖布喇格光柵的一側包層減小至幾微米,其輻射場可通過包層透射到被傳感物質,因而被傳感物質的折射率變化可以改變光纖的有效折射率,從而使光柵的布喇格產生
  11. Which means the detected radiation from the galaxies is shifted to longer wavelengths

    現象,即星系的輻射向方向
  12. We discuss the effect on the focusing of the probe beams for the five initial parameters : the amplitude of the pump beam, the separation between the pump and the probe beam centers, the wavelength ratio of the pump and the probe beams and the ratio of the initial beam widths at the directions of x and y. our numerical results show that, more the amplitude of the pump beam, the wavelength ratio of the pump and the probe beams and the ratio of the initial beam widths at the direction of y, more the probe focus ; the separation between the pump and the probe beam centers and the ratio of the initial beam widths at the direction of x have optimum values, respectively

    研究了泵浦光束輸入振幅、泵浦光束-信號光束初始、泵浦光束-信號光束比和泵浦光束-信號光束x 、 y方向的初始束寬比五個參量對信號光束聚焦程度的影響。數值模擬結果表明,泵浦光束輸入振幅越大、泵浦光束-信號光束比越大、 y方向束寬比越大,信號光束聚焦程度越大;泵浦光束-信號光束初始和x方向初始束寬比都存在一個最佳值,使得光束聚焦達到最佳效果,有趣的是這兩個最佳值的比值基本保持不變約為0 . 4 0 . 6 。
  13. But by the characteristics of the optic fiber grating, the optic fiber grating is not sensitive to the external refractive index and cannot be directly used as gas or liquids sensors without the intermediate material like hydrogel

    但是由於光纖布喇格光柵本身的特性,它對外界接觸物質折射率的變化並不敏感,接觸物質折射率的變化不會引起中心,因而無法直接將其作為氣體和液體濃度(折射率)的傳感元件。
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