波長測量 的英文怎麼說

中文拼音 [zhǎngliáng]
波長測量 英文
wavelength measurement
  • : 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;...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 波長 : [物理學] wavelength波長標準 [光學] wavelength standards; 波長測量 wavelength measurement; 波長常...
  • 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
  1. As a new component of sensor, fiber grating have many instinctive advantages, such as light in weight, anti - cauterization, anti - interference in electromagnetism, high - sensitivity and compaction in construction. it is very easy to be coupled with fibers and the coupling - loss is slight. using fiber grating ’ s character of sensitivity for stress ; people have done some envelope experiments on structural systems ( such as storied buildings, bridge, railway and dam )

    光纖光柵傳感器除了具有重輕、耐腐蝕、抗電磁干擾、靈敏度高、結構緊湊等優點外,還有其獨特的優越性,如探頭尺寸小,其直徑與光纖等同;易於與光纖耦合,耦合損耗小;調制型,抗干擾能力強;集傳感與傳輸於一體且具有極強的復用能力,易於構成傳感網路;對象廣泛,易於實現多參數傳感等等。
  2. The permanent radiation of the sun would become measurable for wavelengths exceeding 20 cm.

    結果是超過20厘米的太陽的永久輻射變得可以了。
  3. In the displacement measurement based on the principle of laser interference, the gaussian quadrics fitting algorithm is used to fix the central position of facula and raise the location accuracy

    在基於兩球面干涉的度和距離實驗中,運用高斯二次曲面擬合演算法為激光光斑的中心坐標定位,提高了光斑的定位精度。
  4. ( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines

    ( 2 ) cu等離子體光譜:在420 570nm范圍內觀了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈;比較了激光能對cu等離子體發射光譜、電子溫度的影響;用局部熱力學平衡( lte )近似,得cu等離子體的電子溫度為104k數級;在不同背景氣壓下,觀了激光燒蝕cu等離子體光譜的空間分佈。
  5. Ingle wavelength, high accuracy

    單一,高精度
  6. The phase - shifting interference is a osculant and high precision technology base on the wavelength. because of the different size of object being measured leading to different size of interference wave which brings on asymmetry of the interference wave ineluctably we adopt the zoom lens to improve the measurement precision. considering the interferometer ’ s sensitivity to the vibration the interferometer is often used in the lab which restricts it being used widely

    移相干涉術是以光為單位的非接觸式高精度技術,為了使大小各異的被元件產生的干涉條紋尺寸大小一致而引入了變焦鏡頭,從而不可避免地導致干涉條紋亮暗不均勻和照度改變的問題,最終影響精度。
  7. Refer to the maximum range is 500 milliwatts

    如采購
  8. On one hand, is the product of beam waist radius and half divergence angle, wavelength is not involved. so there is possibility to compare the acutal focusing ability among laser beams with different wavelength. on the other hand, is a calculated result by measuring experiment, and it is more brief and persuadable than m 2factor, since the latter one is a ratio with basic mode gauss beam

    論文研究論證了用值評價激光光束質的實際意義在於兩個方面,一方面它僅僅包含了光束束寬和發散角,不涉及的因素,使不同激光束的可加工能力具有可比性;另一方面,值是根據對光束傳輸路徑上不同位置處束寬實際結果的計算值,比其在與基模高斯光束進行比值計算得到的m2因子更簡潔、更有說服力。
  9. We have developed a high precision wavemeter with an accuracy of 2 10 ^ ( - 8 ) in measuring vacuum wavelength, and a frequency measurement instrument by femtosecond modelocked laser with an accuracy of commercial cs standard

    為了適應研究工作的需要,研製了高精度激光計,真空的準確度可達2 10 ^ ( - 8 )的級,同時研製了飛秒鎖模激光的頻裝置,目前的精度可與小銫鐘的精度相同。
  10. The short - baseline interferometer ’ s angle measurement accuracy is influenced by phase difference measuring accuracy, the base length measuring accuracy, the system operating wavelength ( frequency ) and so on, the article analyzes the existing theory, and emphatically analyzes the influence of base length measuring accuracy to the precision of angle measurement

    短基線干涉儀角精度受相位差精度、基線精度、系統工作(頻率)精度等因素的影響,文中,在對原有理論進行分析的基礎上著重分析了基線精度對系統角度精度的影響。
  11. The refractive index ( at 632. 8nm ) of cbn thin film with 92. 8 % cubic phase content is measured to be2. 19 by ellipsometer

    用橢偏儀得,對于為632 . 8nm的光,立方相含為92 . 8的氮化硼薄膜的折射率為2 . 19 。
  12. Main conclusions drawn from the analyses of calculating results are as follows : ( 1 ) the microwave absorption of atmosphere gas have obvious attenuation at the wavelengths for cloud detection, thereinto, the water attenuation effect changes greatly, so the 94ghz cloud detecting radar should have water vapor attenuation correction scheme. ( 2 ) when 37ghz and 94ghz radars detect clouds, the difference between the atmosphere and cloud attenuation and the large variety of radar reflectivity conduce the intension of the radar backscatter signals change. ( 3 ) for the thin cloud layer and low water content of cloud, 37 - ghz radar backscatter signals are not as good as 94 - ghz radar, that is to say that the 94ghz radar has better capability in thin clouds detection

    本工作得出如下結論: ( 1 )大氣氣體的微吸收在段產生明顯的衰減,其中水汽衰減效應變化很大;即將上天的空間94ghz雲雷達必須有水汽衰減訂正方案; ( 2 ) 37ghz和94ghz雷達雲,由於大氣和雲衰減不同和雷達反射率的很大差異,導致雷達回信號強弱不同; ( 3 )對雲層較薄、含水較少的雲,在不計雷達參數的情況下, 37ghz雷達回信號不如94ghz雲雷達,也就是說94ghz對薄雲有更強的探能力;對雲層較厚、含水大的雲,由於強衰減的作用, 94ghz雷達回信號小於37ghz雷達; ( 4 )從大氣衰減的不利因素方面考慮,空間94ghz雷達高層薄雲的效果最好;低層薄雲時需要考慮氣體衰減訂正;因濃厚雲的強衰減作用,探其中下部的能力大大減弱,不僅要進行衰減訂正,而且要藉助其他信息來反演整個雲層的含水垂直分佈; ( 5 )為了獲得從極薄到極濃厚雲的垂直分佈探能力,未來雲雷達系統最好採用雙甚至三(如94 、 37和13ghz ) 。
  13. An effective method to improve precision in laser wavelength measurement

    提高激光波長測量精度的有效方法
  14. 1. when the power meter is manufactured, it only can be used for the specified single wavelength

    1功率計為單一波長測量,不能其它的激光器。
  15. Experimental results of four - photon de broglie wavelength measurement are analyzed based on a local description for the quantum state and optical field of photon pairs generated from spontaneous parametric down - conversion ( spdc )

    摘要採用對自發參下轉換過程產生的光子對的子態和光場的非糾纏態描述,分析了由自發參下轉換過程產生的四光子的德布羅意波長測量的實驗,得到了與實驗觀相一致的結果。
  16. The laboratory can provide calibration service for the measurement of the wavelength of any laser having a nominal wavelength of 633 nm. calibration is performed by comparing the wavelength of the laser under test with the wavelength of the standard iodine - stabilized helium - neon laser of the laboratory

    本所可為標稱值為633nm的激光器提供波長測量服務。被試的激光將與本所的標準碘穩頻氦氖激光器的比對而進行校正。
  17. General in biochemical analyser test process, firstly, use biochemical reactions hin color response to statistical samples in a particular wavelength solution with the greatest absorption peak, and then use ultraviolet and visible spectroscopic measurements to test the absorbency of material to the specific wavelength, the final adoption of bill law to calculate the corresponding material concentrations

    由於利用了以上先進技術,儀器的速度和精度都有了大大的提高,目前新型生化分析儀0 . 2秒即可完成一個樣本點的,並已經成功實現了雙波長測量法,提高了結果的精度。
  18. Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes

    本文所做的主要工作包括以下幾個內容:一、選取了常見的熱膨脹系數大的材料製作封裝元件,經過多次一80到80反復試,封裝元件沒有出現老化開裂、封裝裂紋、空洞、離層等缺陷,封裝材料具有良好的溫敏穩定性及復用性,與光纖相容性較好;二、對光纖光柵進行簡單、實用的封裝處理,就封裝效果的優劣性、波長測量的準確度、重復性和封裝時產生的損失等方面進行了一系列的實驗,得出了初步的結論;三、對溫敏和溫度補償式封裝的實驗數據進行了詳細的分析和對比,從數字上對溫變過程中光纖光柵中心的改變及溫變曲線進行了定的分析,在大實驗數據分析結果的基礎上,總結出哪種材料封裝效果更好,以及如何有效的減小實驗誤差。
  19. As the dispersive influence can be easily described by a frequency transfer function, the feasibility of measuring the function with the g - s algorithm is researched numerically in the next part. from the results of simulation with fibers with different length and pulses with different width, it ’ s known that the convergence of the algorithm is related to the difference between the input and output pulse. then, the influence of attenuation and self phase modulation of fiber is discussed, and the influence of the delay phenomenon and fitted polynomial is also analyzed

    通過對不同光纖度和不同輸入脈沖脈寬的計算,得到了g - s演算法的收斂性與輸入形和輸出形之間的關系;在此基礎上,通過對光纖損耗、自相位調制的模擬,分析了損耗和自相位調制對光纖傳遞函數的影響;本文還分析了中的拖尾現象和多項式擬合對的影響,進而,對利用g - s演算法進行單模光纖傳遞函數的可行性進行了闡述。
  20. The system is based on ultrasonic multiple pulse - echo principle, the control circuit of sonic circulation, can improve the precision of measurement by extending the time of detection

    本系統以超聲多次脈沖反射法距原理為基礎,設計聲循環反射控制電路,達到以延時間為代價提高精度的目的。
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