消光計 的英文怎麼說

中文拼音 [xiāoguāng]
消光計 英文
extinction meter
  • : 動詞1 (消失) disappear; vanish 2 (使消失; 消除) eliminate; dispel; remove 3 (度過; 消遣) pa...
  • : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  1. Based on the analysis of the effect on the maximum range of the equation ' s each parameter and the traditional method of extinction ratio, the noncooperative regulable attenuation - measure the minimum detectable power of laser altimeter on the condition of constant miss probability by attenuating the laser power transmitting to the diffuse reflected simulant target - was put forward

    在傳統的系數法基礎上,根據對月測距方程各系數的影響權重分析,提出了非合作目標可調衰減法,即:通過對漫反射模擬目標,衰減出射激功率,在一定的漏警概率條件下測量激高度的最小可探測功率。
  2. At last, the radiation transmit process in smokescreen is discussed, and the transmitted radiation energy distribution is obtained from extinction characters of particles. the relationship between transmittance and smokescreen concentration is experimental studied, the experiment results agrees with calculated results. we also discuss the application limit and error of lambert - beer law in smokescreen studies

    本文最後討論了輻射在隨機分佈微粒形成煙幕中的傳輸過程,根據煙幕微粒的特性算出輻射通過煙幕後的能量分佈情況,討論了在煙幕研究中應用lambert ? beer定律的誤差問題,並對透過率隨煙幕濃度的變化情況進行了實驗研究,結果表明,理論算結果能夠與實驗數據較好吻合。
  3. This paper analyses the problem of extinction method, which have been used in ranging capability of impulse laser rangefinders now. then according the extinction method, by computer or quasi - laser and delay simulating space distance technology, realise automatic, fast and non - dismatiement testing of ranging parameters

    分析了目前驗收脈沖激測距機測程指標所採用的方法「法」存在的不足,並在「法」的基礎上,通過採用算機技術、準激技術和延時模擬空間距離的方法,實現了測程指標自動、快速和不解體檢測。
  4. Abstract : this paper analyses the problem of extinction method, which have been used in ranging capability of impulse laser rangefinders now. then according the extinction method, by computer or quasi - laser and delay simulating space distance technology, realise automatic, fast and non - dismatiement testing of ranging parameters

    文摘:分析了目前驗收脈沖激測距機測程指標所採用的方法「法」存在的不足,並在「法」的基礎上,通過採用算機技術、準激技術和延時模擬空間距離的方法,實現了測程指標自動、快速和不解體檢測。
  5. The anti - l0. 6 m laser performance of fog oil smoke - screen is tested and analysed on the outfield with a far infrared laser, the extinction coefficient, a key parameter to assess the obscuring performance of smoke - screen, has been caculated and the results also has been discussed

    摘要利用遠紅外激發射器對霧油煙幕的干擾激性能進行了外場測試,分析了添加石墨及超細銅粉后對干擾效果的影響,算得到了煙幕系數,並對結果進行了討論。
  6. Secondly, the mathematical radiation extinction model of nonspherical particle is developed based on t - matrix method, and a computer program is designed to calculate the extinction cross section, scattering cross section, absorption cross section and scattering phase function of fixed or randomly oriented axially symmetric particle

    然後根據t矩陣方法,採用回轉體微粒特性的算模型編制出的相應程序,對固定取向和隨機取向的非球形回轉體微粒的截面、散射截面、吸收截面及散射相函數進行了算。
  7. Hydraulic fluid power - determination of particulate contamination by automatic counting using the light extinction principle

    液壓流體動力.使用原理自動數測定顆粒污染
  8. Anti - infrared extinction coefficient is a key parameter to assess the obscuring performance of smoke - screen, a method to calculate the viriation of radiant energy and obtain the extinction coefficient based on the temperature tested by a thermal imager has been proved, the practical situation and notice in test also has been illustrated

    摘要紅外系數是衡量煙幕對紅外遮蔽能力的關鍵參數,文中提出利用熱像儀測得的溫度數據,通過算得到紅外輻射能量變化及系數的方法,介紹應用情況及測試中應注意的問題。
  9. The normal polarizing device is made of iceland crystal that is based on birefringence of crystal. its merit is high extinction ratio, high transmission and wide wavelength

    一般的起偏器件和檢偏器件是利用晶體的雙折射特性設而成,其優點是:比和透射比高,適用的譜范圍大。
  10. Light extinction type smokemeters for measuring automotive diesel exhaust

    汽車柴油機排煙測量用式煙度
  11. According to the principle of correlation detection, an automatic measurement system for extinction ratio of polarizer consisted of monochromator and dsp lock - in amplifier and compurer is designed not only to eliminate the influence on measurement accuracy caused by drift of intensity of light source but also to obatain approximate extinction spectrum

    摘要基於相干檢測原理設了一套由單色儀、數字鎖相放大器和算機聯合使用的透射式偏比智能化測試實驗系統,採用雙頻雙路分單探測器接收鎖相放大器分離信號比對法進行源補償測量,克服了強漂移所帶來的影響;實現了可見比的精確自動測量,而且可以測得近似的譜。
  12. Based on the enlarged waveguide y - branch, we introduced the sheared y - branch tir structure. after analyzing the structure parameters of the sheared asymmetrical y - branch, the extinction ratio of the tir optical switch can be more than 40db in theory. by wet erode, we finished photon - induce total internal reflection y branch optical switch with gaas material

    在展寬型y分叉的基礎上,提出了隔離型非對稱y分叉全內反射結構,通過對隔離型非對稱y分叉的結構參數的分析,在理論上可以設比達到40db以上的全內反射型
  13. In order to realize low half - wave voltage, high polarzation extinction ratio, low pigtailing polarization crosstalk, low insert loss, precise tapped power ( ratio ) and good splitting beam ratio, the optimum design was performed

    為了實現低的半波電壓、高的偏振比、低尾纖串音、低插入損耗、精確的抽頭功率比和良好的分束比,我們對器件結構進行了優化設
  14. The software includes controls for ablation mode, laser repetition rate, laser power, sample spot size selection, x - y positioning, sample viewing, sample mapping, gas routing, spectrometer system triggering and automating sampling processes

    軟體包括對融模塊的控制,激重復速率,激能量,試樣子尺寸選擇, x - y定位,試樣觀察,試樣繪圖,氣體路由,分系統觸發和自動取樣程序。
  15. A two stream model has been used to calculate the variation of optical depth and their effects to ultraviolet radiation of each extinction material. with the model, the relation among season, solar zenith angle and ultraviolet radiation has been discussed, and the variation of ultraviolet radiation under different clouds has also been studied. the comparative research of ultraviolet radiation among kunming, beijing and other abroad area at the same latitude has also been done

    在已建立的算昆明紫外輻射兩流模式改進的基礎上,進一步算並討論了: 1各種物質的學厚度變化規律及其對紫外輻射的影響2季節變化及太陽天頂角變化與紫外輻射的關系3不同雲的學厚度下紫外輻射的變化4昆明與北京兩地模式算結果比較,以及與國外相近緯度觀測結果進行了比較。
  16. Standard practice for calibration of a liquid - borne particle counter using an optical system based upon light extinction

    用基於學系統進行液載粒子數器校準的標準實施規范
  17. Thirdly, the cluster - cluster aggregation model is used to study the possible structure of aggregated smokescreen particle. we also develop the mathematical radiation extinction model of aggregated particle based on t - matrix method. associated with monte carlo method, another computer program is designed to simulate the extinction cross section and scattering cross section of actually aggregated particle

    本文還將「凝聚體?凝聚體」凝聚模型應用於煙幕凝聚現象研究,模擬出了煙幕凝聚粒子的可能結構,並且根據t矩陣方法發展了凝聚粒子特性的算方法,結合montecarlo方法,編寫了能夠模擬實際煙幕凝聚粒子截面、散射截面的算程序。
  18. In this dissertation, the boa device with high extinction - ration, low drive - voltage, high - speed switch and insensitive to wide range of light wavelength, has been developed on double - heterostructure gaas / gaaias

    本研究就是在gaas gaalas雙異質結材料上設比,低驅動電壓,高速度,較寬范圍工作波長不敏感的高性能boa開關。
  19. The relationships between extinction - ration, half - wave voltage and electrode structure have been analyzed with transfer matrix theory and effective index method. the following conclusions have been made : 1 ). the electrode width can be optimized to get the lowest half - wave voltage of boa - type optical switch

    我們設的集總電極型boa開關理論3db調制帶寬大於2 . 5ghz ,半波電壓為5v ,比大於40db ,對tm模的理論衰減大於45db ,而對te模的損耗小於0 . 15db 。
  20. Firstly, the current status of particle extinction study is reviewed, and the methods for computing the particle extinction characters are compared

    文章首先回顧了微粒研究的發展歷程,接著對目前微粒的各種算方法進行評價和比較。
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