波向表 的英文怎麼說

中文拼音 [xiàngbiǎo]
波向表 英文
wave direction meter
  • : 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...
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  1. In section one, by using fice scheme and time - gcm, a model of trace gases and oh airglow affected by gravity wave is set up, then the propagation of nonlinear gravity wave and the effect on trace gases and oh airglow are analyzed. the result shows gravity wave excited by tropospause forcing can propagate stably to the mesosphere through the stratosphere so that energy and momentum can be transferred from one region to another. in this process, gravity wave undergoes growth, overturning, convection and breaking

    在第一部分的工作中,利用全隱歐拉格式和全球熱層-電離層-中間層-電動力學環流耦合模式( time - gcm ) ,對重力的非線性傳播及其在傳播過程中對中高層大氣中氧族和氫族成分和與之密切相關的oh氣輝輻射的影響進行了數值模擬,結果明,從對流層上傳播的重力經歷了產生、發展、飽和、對流產生直至破碎的非線性演化,大氣的非等溫結構加速了重力在中層頂區的破碎,重力的非線性傳播是小尺度對流和湍流產生的一個重要的源。
  2. This represents successive stages of transfer of amplitude to later lobes.

    這代振幅後面瓣傳遞的相繼各階段。
  3. Research show that wavelet varied - grid feature vector is characterized by high - stable and high - distinguish. based on this vector the apery cognitron has solved the harmony of single - classifier and multi - classifier and the harmony of multi - feature. the data shows that the recognition rate and reliability has been effective improve

    實驗數據明,小變網格特徵量具有穩定性高、區分性強的特點,基於此的智能字元識別機解決了單、多分類器協調和特徵協調問題,在應用快速二值化方法加強處理實時性的同時有效地提高了車牌字元的識別率和識別可靠性。
  4. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同段的數據質量、段組合進行了評價,提出了適用於荒漠化監測的基本段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還明在植被「紅邊」范圍內的段是進行荒漠化監測的主要特徵段,這些段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  5. This paper also ana1yzes the sidescan mapping princip1e of the mu1ti - - beam bathymeter, and process the avai 1ab1e data with sidescan mapping method to achieve the sidescan imagery represented by the reverberation strength

    本文還對多束測深聲納側掃成像原理進行分析,利用現有的數據進行多束側掃成像處理,形成示海底反散射信號強度的海圖。
  6. Abstract : propagation characteristics of r wave in a pavement structures are analysed in this paper. based on the propagation characteristics of r wave, the horizontal propagation wave is simulated by using r wave, the vertical propagation wave is also simulated by using body wave in calculating dynamic response of pavement structures. the availability and accuracy of dispersion curves measured by sasw in pavement structures is analysed by using the presented method used to calculate dynamic response

    文摘:利用有限單元法分析了道路結構的r面傳播特性:在深度方上衰減較慢,傳播較深,動性大.提出了在道路結構動力響應計算中,利用面來模擬水平傳播,利用體來模擬豎直傳播.通過算例來驗證該方法的可靠性和精確性,並利用這一動力響應計算方法分析了道路結構測試中所獲彌散曲線的可靠性
  7. Conclusion this result shows that that the pinna and concha have almost no effect no sound localization in horizontal plane, which means spectral characteristic does not possihly dominate in horizorntal plane

    結論實驗明耳廓和外耳道對水平方的聲音定位幾乎無影響,也就是說在水平方上的聲音定位,耳廓和外耳道的濾、共振等改變聲頻譜特性作用可能不明顯。
  8. The temperature of surface concrete varies with environmental temperature, but the conductibility of inner concrete is very poor. as a result, a quick decrease of environmental temperature will lead to large temperature gradient and then tensile stress develop soon in the thick direction, which will probably occur on the entire cross - section

    混凝土面溫度隨外界溫度動而動,但內部的導溫性能很差,所以在外界溫度驟降時將引起很大的溫度梯度,從而在厚度方上拉應力發展很快,這極易引起全斷面拉應力發生。
  9. In order to reduce time in this procedure, we realize a fast cyclization algorithm based on the hash table. experimental results show that this approach is efficient and automated in test vector translation

    實驗結果明,在此形格式基礎上的測試量轉換,不僅在速度上得到提高,同時針對大容量的測試量集合,也能獲得較高的壓縮結果。
  10. Plasma technique was introduced in the research of high power microwave ( hpm ) sources in recent decade. the performance of hpm sources is improved much by filling plasma which is promising in this field. filled - plasma travelling - wave tubes ( fptwt ) is a part of them. it is the main task of this paper to research and design fptwt ' s electron optics system and simulate it

    近十年來,在高功率微的研究熱潮中,引入了等離子體技術。引入等離子體能顯著改善高功率微源各方面的工作性能,已經成為高功率微源發展一個頗有前景的新方,等離子體行管即是其一個典型代
  11. The disturbances advances in the x-direction as a so-called surface or evanescent wave.

    這個擾動作為一個所謂或倏逝沿著X方行進。
  12. The disturbances advances in the x - direction as a so - called surface or evanescent wave

    這個擾動作為一個所謂或倏逝沿著x方行進。
  13. On character extraction, the thesis regards handwriting images as texture images, and excogitates analyzing handwriting images with ( 2, 10 ) integer - to - integer wavelet transform innovatively, that is, analyzing texture images with ( 2, 10 ) integer - to - integer wavelet transform mainly, and denoting eigenvectors of handwriting images with integer - to - integer wavelet coefficients, the thesis defines an 18 - dimension eigenvector. ( 2, 10 ) integer - to - integer wavelet transform can extract the high pass of images effectively, high pass is the details of images, and analysis of texture images is mainly for the details

    在筆跡圖像的特徵提取上,文章把筆跡圖像當作紋理圖像來看待,創新地提出用( 2 , 10 )整數小變換來分析筆跡圖像,即主要用( 2 , 10 )整數小變換分析紋理圖像,用紋理圖像的整數小系數來徵筆跡圖像的特徵量,文章定義了一個18維的特徵量。 ( 2 , 10 )整數小變換能夠很好地提取圖像的高頻部分,高頻部分在圖像中現為細節,而對紋理圖像的分析主要是對細節的分析。
  14. Based on the research of the characteristics of piezoelectric ceramic, this paper presents the analysis of the movement of the stator surface points and work principle of motor. this paper describes a theory about the influence of the ultrasonic vibration on the frictional properties of ultrosonic dring, and finds that the horizontal vibration produces friction driving force and vertical vibration affects horizontal driving effect

    並且對行型超聲電動機的減摩現象進行了研究,發現在接觸區定子面上一點的水平振動產生摩擦驅動力,垂直振動只起影響水平驅動效果的作用,得出垂直方超聲振動具有減振作用是引起超聲驅動動摩擦系數降低的原因。
  15. Wave propagation characteristics of cylindrical shells with circumferential surface crack

    含環面裂紋圓柱殼的傳播特性研究
  16. This figure shows four stages in the outward motion of the spherical blast originating from an air burst.

    圖中明空中爆炸時發生的球形爆震外移動的四個階段。
  17. As one of the most potential experimental stress measurement, ultrasonic technique was widely developed and applied in recent years. limited by their own characters, bulk wave and surface wave in ultrasonic frequency are difficult to be used to measure the internal tangent stress condition from the surface of medium. in many occasions, they will not be able to evaluate the working condition of mechanical components effectively

    超聲技術作為最有潛力的實驗應力測量技術之一,近年來得到了廣泛的發展和應用,然而超聲體由於其自身的限制性,均無法從面測量內部的切應力狀況,在許多場合下無法有效進行機械構件工作狀態的評估。
  18. Standard practice for the measurement of the apparent attenuation of longitudinal ultrasonic waves by immersion method

    用浸漬法測量縱超聲面衰減的標準操作規程
  19. The intermediate code created by the compiler is very compact and is propitious read by the running system because the paper uses reverse polish representations, hi the simulative running system, the paper uses the hardware plc principles and the oo method to white the running program

    中間代碼採取了逆示法,這使得生成的代碼比較緊湊,且有利於運行程序的讀取。在模擬運行部分,本文利用硬plc循環掃描的工作原理,結合pc環境下的特點,用面對象的方式編寫出了模擬運行程序。
  20. In order to utilize the atmospheric duct phenomena, and to make the electronic reconnaissance facilities more effective and the status of battlefield more advantageous, on the basis of classification of the atmospheric duct, first the model for evaluating the effective detective zone of electronic reconnaissance facility is established, then the numerical value simulation method of electromagnetic wave propagation under the condition of surface duct calculated with parabolic equation and fourier arithmetic is presented, and finally the influences of atmospheric duct on electronic reconnaissance facility is analyzed

    為充分利用大氣導條件,發揮電子偵察設備效能,使戰場態勢有利於己方方轉化,在介紹大氣導分類的基礎上,建立評估電子偵察設備的有效探測區的模型,給出用拋物線方程及其分佈傅里葉演算法計算電磁導條件下傳播的數值模擬方法,並分析了大氣導對電子偵察設備的影響情況。
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