有效反射面 的英文怎麼說

中文拼音 [yǒuxiàofǎnshèmiàn]
有效反射面 英文
effective reflecting surface
  • : 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) ...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • 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率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,本文考慮截應的影響,通過實驗來確定截應系數。
  2. Based the eag - i etchant, a new etchant was developed, with which the etch pit pattern on ( 110 ), ( 111 ) and ( 100 ) faces of czt crystals can emerge immediately and effectually. this pager investigated relation between the ( 110 ) faces of cutting from crystals conveniently and accurately by laser reflex method. by the surface treatment, the nuclear radiation detector was fabricated with ( 110 ) of czt crystal and strong 241am responsibility was observed

    在改變e _ ( ag )腐蝕液的配方的基礎上,研製了新的腐蝕液,可方便、快速、的顯示czt不同晶的缺陷蝕坑形貌;研究了利用激光正法和自然解理的不同( 110 )之間的關系,方便、快速、準確的進行定向切割晶體的方法;採用生長的czt單晶體自然解理的( 110 ),經過表處理,試制了探測器元件,對24lam較強的響應。
  3. The series have outstanding floatage, lightness and excellent covering effect which come into being effect of mirror surface. they may reflect light and heat

    該類產品具非常好的漂浮力,可以漂浮於漆膜表,能夠光和熱;另外,還很好的遮蓋力和白亮度,在低酸值樹脂體系中能產生鏡果。
  4. With the development of science and tecbnology, the electronic warfare has gotten to a new stage, electronic jammers, anti - radialized missiles, superlow altitude attacks have turned into great threats confronted with radar nowadays. former single - based radar not only had difficulty in finishing expected tasks, but also the survival of itself had been a pressing problem, people have to probe into multifarious countermeasures in order to improve the viability and effective work - capacity

    隨著科技的發展,雷達電子戰發展到一個新的階段,電子干擾、導彈、低空突防和隱身武器已成為當今雷達臨的四大威脅。傳統的源雷達不僅很難完成預定的任務,而且自身的生存也成了緊迫問題,人們不得不積極探討各種對策,以提高雷達的生存和工作能力。
  5. 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是梯形狀的,因此論文中採用了一種簡單的方法,即率法,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。
  6. The effective reflection area of a cubic corner reflector is defined, it is testified for the cubic corner reflector that the ray reflect from this prism is not parallel with the ray incident on the corner of undersurface of this prism, the effective reflection area is calculated in the case of the ray incident on the undersurface of this prism vertically, the acreage of the effective reflection area is two thirds as that of the undersurface of this prism

    定義了立方角錐棱鏡的區,證明了立方角錐棱鏡底角部區域(即非區)入光與出光不平行,並且在入光垂直棱鏡底情況下計算得區的積為底的三分之二。
  7. 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率的很大差異,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 ) 。
  8. The melted tungsten carbide would react with the steel matrix on the interface and the reaction zone was observed as a result. the reacting production was examined as fe3w3c by means of x - ray diffraction and scanning electron microscopy analysis. the reaction between tungsten particle and steel matrix could improve the interfacial bonding strength remarkably

    Wc鋼復合材料的制備過程中, wc顆粒在高溫下發生了局部溶解並在wc顆粒和鋼基體界處發生了界應; x線衍和電子衍花樣分析表明,應產物為高穩定性的fe _ 3w _ 3c ,界地改善了wc顆粒與鋼基體的界結合。
  9. 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,從而既保證了光束質量又最大限度的增加了吸收長度,的提高了泵浦率;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,而輸出功率已達到國外同類產品的極限值。
  10. The polarization - dependent diffraction characteristics of the metallic echelle and the total internal reflection ( tir ) types of diffraction gratings are studied, and optimal design method based on the hybrid diffraction method is presented

    針對目前衍光柵器件在損耗、偏振敏感性等方的不足,本文對金屬型以及內全型凹光柵的偏振相關的衍特性進行了矢量分析,並基於混合衍方法提出了更為準確的優化設計方法。
  11. Seismic survey is a new method used to civil engineering area in recent years. it was widely applied to survey or detecting of roadbase, dam base, foundation of building, tunnel, river bed, lake bed and etc. the chief methods are reflection method, refraction method, wave velocity testing, surface ware survey and transverse wave suivey. seismic survey can divide different layer, measure the incidence of sediment stratum, detect the structure of rock, test the handle effect of surface wave survey, we can calculate the carrying capacity of foundation and other mechanical parameters. this technique can give service to some big engineering departments such as highway developing company, survey design company, water supply company, plan bureau, construct bureau etc

    應用於工程的主要方法波法折波法波速測井波法及橫波勘探等。地震勘探能詳細劃分地層高精度地確定沉積地層的傾角能夠準確探明巖體構造褶皺斷層破碎帶裂隙帶對于回填工程路基壩基,地震勘探可以檢測其回填處理果對于隧道工程,可以探測隧道洞體的圍巖分類及洞口地質情況利用波勘探所得到的瑞利波速度,可以準確推算地基的承載力動彈模量等力學參數。
  12. 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頻率與振型;最後依據天線各指標的重要性,建立了以一階固頻率最大、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。
  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鏡的加工,地提高了非球的加工率和精度水平。
  14. The precondition for processing cross - well seismic data is that to perform the original data analysis thoroughly and determine the various waveforms and wave field as well as using the effective way to boost the direct arrival and reflection and suppress the disturbances and other noises

    處理井間地震資料的前提是全詳盡地分析原始資料,判別確認記錄上的各種波型與波場,採取手段突出直達波和波等波,壓制干擾波和噪音。
  15. This paper analyzes how structure characteristic of old concrete pavement affects the load stress of asphalt overlay by the three dimensions finite element analysis program - adina. ( 2 ) the asphalt overlay design in rehabilitation of old cement concrete pavement asphalt overlay design not only relates the distress, structure characteristic, traffic and environment of the old pavement, but also requires reasonable mechanics model, correct material parameter, effective measure of preventing reflection cracking, and so on

    ( 2 )舊水泥混凝土路瀝青罩改造中瀝青罩層的設計舊路改造的罩設計方法不僅涉及舊路的損壞、結構狀況、交通狀況、環境因素,而且還需要合適的力學分析模型、正確的材料參數、的防裂縫措施等,內容廣泛、復雜多變,至今尚未成熟的設計方法。
  16. It proves that adding up fiber and modified asphalt in the common asphalt mixture can decrease the brittle point temperature and strength the ability of resisting cracking. fiber - reinforced asphalt concrete and glass fiber grid which has been set between the road base and overlay can delaying reflection cracking effectively

    試驗證明,在普通瀝青混合料中加入聚酯纖維以及使用改性瀝青可脆化點溫度降低,增強低溫抗裂性,加入goodroad聚酯纖維和在基層與層之間鋪設玻纖格柵可抑制裂縫,值得推廣。
  17. 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率是極益的。 ( 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,制備的樣品表相對光滑。
  18. These effects, including indirect diffuse lighting, soft shadows from area light sources, and color bounce between surfaces, produce images and animations of unsurpassed realism for producing compelling presentations

    這些果,包括間接擴散光,光源柔和的投影,還之間的顏色,產生了非常卓越的真實場景和動畫,而不是產生生硬的圖像。
  19. Effective reflection surface of flaw

    缺陷有效反射面
  20. 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,設計了一種行星照率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率、行星照率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。
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