有效反射率 的英文怎麼說

中文拼音 [yǒuxiàofǎnshè]
有效反射率 英文
effective reflectivity
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 率名詞(比值) rate; ratio; proportion
  • 有效 : effective; valid; efficacious
  1. In this article, considering the character of the one - dimensioned continuum and the cross - section, the varied quotiety of the strain can be presented as the mode function to identify the damage. and inversion of the elastic wave is presented to detect the injures when the area is the variable of the inversion, for the pip usually buried under the earth or enwrapped into the protection make the detection difficulty by the mode of vibrancy. the influence of the area must be considered if the exactness is the pre - requisition

    在論文中,考慮到壓力管道的一維性質,提出用應變模態改變變化的方法對一維的結構進行損傷識別;同時考慮到在實際的工程和現場測試中,壓力管道大多深埋在地下或者外在的保護膜,不宜進行模態的檢測,所以也考慮利用彈性波的方法對壓力管道的性質參數和截面性質進行演識別,從而得到我們感興趣的東西,達到損傷識別;一般,在利用彈性波方法進行損傷檢測中,不考慮截面應對彈性波的衰減影響,這就對損傷檢測造成一定的影響,本文考慮截面應的影響,通過實驗來確定截面應系數。
  2. The polyester fibre of resisting bacterium is one without which people can t live in modern times, but how to restrain the bacterium propagating excessively and keep people in health is a most important goal that fabrics and clothing industry are striving for. fibre of resisting bacterium can kill the bacterium effectively with the ratio of more than 99 % and it can restrain microbes. the polyester fibre of resisting ultraviolet radiation is also widely used. with the decreasing of ozonospheres in the atmosphere, there are more ultraviolet radiation in the sunlight which do harm to our skin, especially for those men working outdoors, it is more important to think about the way to lessen the harm. the polyester of burning - resisting has attracted more attention at home and abroad and burning - resisting textiles has been advanced definitely by law in many countries. our nation has also made strict claims in some special areas, such as fabrics in vehiciles and vessels, decorative fabrics in hotels. the everlasting burning - resisting fibres and textiles are badly needed. infrared ray fibre is also a new functional one that can absorb and reflect infrared ray after being processed physically. it s functions include physical therapy wet - ejecting and bacterium - restraining. this warm - preserving material can absorb the emitting heat from our bodies, at the same time it can also absorb and reflect the needed 4 - 14 urn wavelength ultraviolet radiation and accelerate netaboiism. fibre of resisting infrared ray is important in military areas

    抗菌纖維具永久的抗菌性,對金黃色葡萄球菌、大腸桿菌殺菌大於99 ,能抑制細菌繁殖,起到抗菌防臭作用;抗紫外線聚酯纖維的用途也是異常廣泛的,隨著大氣層中臭氧層的日漸稀薄,日光中的紫外線日益增加,對人體皮膚形成極大危害,尤其對于長期從事野外工作的人,因此設法減少紫外線對人體的傷害顯得尤為重要;阻燃聚酯纖維則是一種倍受國內外人士密切關注的纖維,紡織品阻燃在許多國家已明確法令規定,我國也逐漸在某些特殊使用范圍做嚴格要求,如車船內用紡織品,高級賓館的內裝飾織物等,而且具持久性阻燃性的纖維和織物是現在更為需要的,真可謂用途非常廣泛;遠紅外纖維也是一種經過物理改性后具吸收並遠紅外線的新型功能性纖維,是一種具優良理療功能、熱應功能和排濕透氣抑菌功能的新型紡織材料及保溫材料,能吸收人體自身向外散發的熱量,吸收並回人體最需要的4 14 m波長的遠紅外線,促進人體的新陳代謝;抗紅外線纖維,則在軍事上著重要的作用。
  3. A new method for measuring the vibration of shadow mask without touch by detecting the light density with reflection type optical fiber sensor is presented. the measurement system based on the new method is designed to make the vibration measurement easier working, faster calculating, and get more precise results. it is an important measurement and analysis tool to improve the performance of shadow mask and display quality of cpt

    本文提出了基於單光纖光強度法的非接觸式微振動測量系統的原理,並設計製造了該測試系統,探索出了簡單方便可靠的測量方法,能夠準確客觀地映蔭罩振動的各項參數(各振動模的振動頻、振幅、衰減時間) ,實現了測試裝置的簡便化和測試過程的自動化,為cpt張緊式蔭罩系統的性能改進與顯示質量的提高提供了的測試分析手段。
  4. Because the cross - section of the oversized rib waveguide we fabricated by wet - etching was trapeziform, we analyzed the transmission of oversized rib waveguide by combining effective refractive - index method. the influence of some factors on the optical transmission loss, such as material structure, the height of rib waveguide, and the thickness and refractive index of waveguide layer and up - layer of polymer material, was analyzed

    因為濕法腐蝕工藝製作的脊波導橫截面是梯形狀的,因此論文中採用了一種簡單的方法,即法,對梯形脊波導的光傳輸損耗特性進行了分析,同時考慮金屬電極產生熱場對脊波導傳播特性的影響。
  5. 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 )大氣氣體的微波吸收在測雲波段產生明顯的衰減,其中水汽衰減應變化很大;即將上天的空間94ghz測雲雷達必須水汽衰減訂正方案; ( 2 ) 37ghz和94ghz雷達測雲,由於大氣和雲衰減不同和雷達的很大差異,導致雷達回波信號強弱不同; ( 3 )對雲層較薄、含水量較少的雲,在不計雷達參數的情況下, 37ghz雷達回波信號不如94ghz測雲雷達,也就是說94ghz對薄雲更強的探測能力;對雲層較厚、含水量大的雲,由於強衰減的作用, 94ghz雷達回波信號小於37ghz雷達; ( 4 )從大氣衰減的不利因素方面考慮,空間94ghz雷達測高層薄雲的果最好;測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,探測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演整個雲層的含水量垂直分佈; ( 5 )為了獲得從極薄到極濃厚雲的垂直分佈探測能力,未來測雲雷達系統最好採用雙波長甚至三波長(如94 、 37和13ghz ) 。
  6. In the situation that the reflection loss of the duct inwall was not in considering, even condensed the pump beam 100 times, it could realize the output efficiency of more than 70 %, this was that the other coupling way hardly to accomplish

    在不考慮內壁損耗的情況下,即使將泵浦光束縮束100倍,也能夠實現70 %以上的輸出,這是現其他耦合方式難以實現的。
  7. ( 3 ) the author applied wavelet analysis in the data processing of airborne radioactive survey, and analyzed the effect of wavelet used in spectrum data processing, line data processing and region data processing. the author had proved that the wavelet used in spectrum data processing can gain more true and more ideal information than traditional data processing method, and can accurately identify information which is beyond main energy windows by practice data. the author considered it is effective to extract abnormal information when the wavelet used in line data processing, and it is effective to eliminate the belt of airborne radioactive survey data when the wavelet used in region data processing

    的融合了遙感航測信息,提高了工作; ( 2 )根據光學關物理性質,製作的模擬圖,囊括了tm數據七個波段的信息,使得圖像質量、地物解析度得到了提高; ( 3 )在航放數據處理過程中引入了小波分析,系統分析了小波在處理單點數據、測線數據、測區數據的應用果;用試驗數據證明了小波處理單點數據可得到較傳統數據處理方法更為真實、理想的譜數據,能準確的識別主能量窗以外的信息;認為處理線數據,可以提取埋藏於噪音中的異常信息;處理測區數據,對消除航放數據的條帶一定的果。
  8. At first, modeling of these divvies by rate equations to obtain expressions for threshold and slope efficiency is given. on the case of this theory, the large numbers of literatures and datum are consulted, and the laser is home studied. through rationally selecting and improving the reflector surface, ensuring the beam quality, increasing farthest the absorption path, and improving effective pumping frequency ; through designing the water cooler of yag bar, the volume of laser is half the same internal and international production, and the output power is get to the extremum of the same international production

    並在此基礎上查閱了大量文獻和資料,對該種激光器進行了深入的研究,通過對yag棒直徑的合理選取併合理地改進鏡面,從而既保證了光束質量又最大限度的增加了吸收長度,的提高了泵浦;在不影響泵浦的前提下,通過縮短yag棒的長度減小輸出損耗;對yag棒的水冷系統進行優化結構設計,使激光器體積減小到國外同類產品體積的一半,而輸出功已達到國外同類產品的極限值。
  9. According to the working principle of thermo - electrode, we demonstrate the structure of enlarged reflection area and the structure of step broaden waveguide to improve the switch ' s performance and bring down the driving power. according to the fabricating condition of our lab, we proposed simple wet - etching method to fabricate the oversized waveguides and peeling - off method to fabricate the electrode

    針對全內和熱電極的作用特點,在全內型熱光開關的設計中提出了擴大區結構和漸變展寬結構,理論模擬和實驗結果表明該方法能地提高了開關性能,降低了驅動功
  10. Then, we establish the finite element analysis models of the antenna in different structure layout, and obtain the corresponding frequencies and model shapes. finally, according to the importance of each object, we set up the model of multiple objects that aims to maximize the first natural frequency and minimize the mass. combining orthogonal experiment and variant weighting coefficient method, we formed an effective multiple objects optimized algorithm basing on the neural network and genetic algorithm

    本文首先詳細的敘述了天線結構的各組成單元,闡明了天線拋物面的形成原理;然後在ansys軟體環境中建立了不同結構布局下天線的限元分析模型,分析計算了各種情況下天線的的固與振型;最後依據天線各指標的重要性,建立了以一階固最大、質量最小為目標的天線結構多目標優化設計模型,並基於神經網路和遺傳演算法,結合正交實驗和變加權系數技術,形成了一種的多目標優化演算法,在matlab平臺下實現了天線的結構多目標優化設計計算程序,求得了天線的最佳結構參數。
  11. In this paper, the subband structure in the inversion layer is constructed by solving the self - consistent schr ? dinger equation, thus the carrier effective mass and scattering rate can be obtained. furthermore, taking account for the carrier density in each subband, we establish carrier mobility model in strained - si mosfet

    本文通過求解自洽薛定諤方程,確定了應變硅mosfet型層的子能帶結構,在此基礎上經進一步計算得到子能帶內載流子的質量和散,綜合考慮各子能帶上的載流子的濃度分佈,建立了應變硅mosfet載流子遷移的解析模型。
  12. A analysis of these effect to the pattern is presented. in the mean time, the method of correcting the phase errors is given by shortening or lengthening the section of sinuous feed line between couplers from the normal value. 6. the reflection characteristic of a serpentine is analyzed where the coupler is replaced by the equivalent of two ports loss network

    提出了用耗二埠網路來等波導耦合器的方法,對由耦合器、饋電波導和波導彎頭級聯的慢波線系統的駐波特性進行了分析計算,針對慢波線在設計測上大問題,討論了多種解決辦法。
  13. Several test results of other, nff - axis aspheric mirrors are also given. all of the mirrors have accuracy better than 1 / 40x, and have fulfilled the demands by designer

    實踐證明,本文的研究適用於大口徑離軸非球面鏡的加工,地提高了非球面的加工和精度水平。
  14. 1 ) in the solutions with high hno3 concentration, the etching is similar to chemical polishing which produces flat surface. 9. 3 % surface reflectance is obtained through stopping etching when the blue color is appearing on the surface, which is lower than 15. 7 % reflectance of sio2 layer arc

    這對于提高太陽電池的是極益的。 ( 2 )特性、形貌和腐蝕液的關系1 )在高hno _ 3的溶液中,近似化學拋光,制備的樣品表面相對光滑。
  15. Shading rate : 50 % ~ 85 %, reflects the sunlight and cools by 3 ~ 5, the two vertical separate spaces formed while the screen closes prevent fog forming and dripping

    遮陽幕遮蔭達50 % ~ 85 % ,通過使用鋁箔一定的陽光,可使溫室內溫度降低3 ~ 5 ,當內遮陽緊閉時,溫室內形成上下兩個獨立的空間,能阻止溫室內霧氣形成滴露。
  16. This work studied the preparation process of aluminum coating and the factor of the properties of the aluminum coating such as processing condition, pre - treatment, electroplating system, current density, and current efficiency and electroplating time etc. it is shown that alcl3 + lialh4 organic solution system can be fabricated aluminum coating and processing parameter of having high reflectivity aluminum coating is obtained

    對鋁膜的制備工藝及影響鋁膜性能的因素如工藝條件、預處理過程、電鍍液體系、電流密度、電流及電鍍時間等進行了研究,確定了通過alcl _ 3 + lialh _ 4機溶液體系可用來鍍制鋁膜及獲得高膜的工藝參數。
  17. Study method of sediment color reflectance in shelf has been established based on lots of investigative studies, obtained more than 7000 units of data of color reflectance using minolta cm - 2002 spectrophotometer from 165 cores in the yellow sea and the east china sea, illustrated the distributional rules of color reflectance in sediment of the shelf of south yellow sea, the shelf of north east china sea shelf and okinawa trough for the first time

    本論文基於大量的實驗研究,建立了陸架沉積物顏色的研究方法。利用minoltacm - 2002光譜光度計測量了黃海、東海海區的165個巖心樣品,獲得了7000多個的顏色數據,首次給出南黃海陸架、東海陸架北部、沖繩海槽等海區沉積物的顏色分佈規律。
  18. At first, we design a nonlinear parameterized scheme of planetary albedo, and put forward a multiple - parameter zero - dimensional climatic model on the basis of zero - dimensional energy balance model. using it to qualitatively discuss the impact of earth effective radiance, planetary albedo and atmospheric transmittivity on the climatic system behaviour, and analyze the stochastic process of this system later

    本文首先在零維能量平衡模式基礎上,設計了一種行星的非線性參數化方案,提出了一個多參數非線性零維氣候模式,用於定性地討論說明地面、行星和大氣透明狀況對氣候系統性態行為的影響,最後分析了系統的隨機過程。
  19. The high - performance heat - reflective coated glass is also called sunlight control coated glass it is made by coating a number of metal or metal compaound films onto the high - quality float glass or other base glass with the vacuum magnetic control sputtering method, which can effectively control the reflection, transmission and absorption of solar energy, that is to say, this glass allows sufficient natural light to come in for daylighting, and can also reflect major part of sunlight irradiation to reduce the collection of indoor heat and lower down the expenses for ventilation and air conditioning ; furthermore, the transmission, reflection ratio and reflection color are ready for the selection by the users

    高性能熱所鍍膜玻璃也稱為陽光控制鍍膜玻璃,是在優質浮法玻璃或其他基片上用真空磁控濺的方法鍍多層金屬或金屬化合物薄膜而成,可控制玻璃對太陽能的、透過和吸收,也就是說允許足夠的自然光進入室內用於採光,還能把大部分太陽光輻掉,減少室內熱量的積聚,降低通風及空調的費用,而且可以根據客戶的需求,靈活選擇透過顏色。
  20. The combination absorbs microwave well with the least reflectivity of - 31. 59db, and minimally having 2. 31ghz - frequency band. these results illuminated the directional law of combined materials, it is that, when the double deck with the different thickness, no matter what is absorbing or transforming layers, its absorbing performance would not be influenced on the whole. when the double deck with the same thickness, the combining sequence of materials would cause crucial influence on its absorbing performance

    在8 . 2 12 . 4ghz頻段內,最小達- 45 . 93db ,頻寬為4 . 0ghz ;當變換層和吸收層厚度相同,總厚度為2mm時,要獲得較好的吸波性能,必須以高溫處理的材料作變換層,低溫處理的材料作吸收層,即存在材料組合的方向性,其中以1000分別與600 、 700處理的材料組合性能最佳,其最小為- 31 . 59db ,頻寬最小為2 . 31ghz 。
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