首向敏感性 的英文怎麼說

中文拼音 [shǒuxiàngmǐngǎnxìng]
首向敏感性 英文
heading sensitivity
  • 首 : Ⅰ名詞1 （頭） head 2 （首領） leader; head; chief 3 （表示方位） aspect 4 （姓氏） a surname Ⅱ動...
  • 敏 : Ⅰ形容詞（靈敏;敏捷） quick; agile; smart; nimble Ⅱ名詞（姓氏） a surname
  • 感 : Ⅰ動詞1 （覺得） feel; sense 2 （懷有謝意） be grateful; be obliged; appreciate 3 （感動） move; t...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 敏感性 : sensibility; sensitiveness; susceptibility; susceptiveness敏感性分析 sensitivity analysis; 敏感性...
  • 敏感 : sensitive; susceptible; tactful
  1. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd ： yag激光器的發展狀況、主要特性及其應用，從四能級速率方程出發，推導了ld泵浦nd ： yag激光器的閾值、輸出功率和斜效率的表達式，並簡述了激光器的工作原理、結構型式和倍頻方法；其次，以空間相關的速率方程為基礎，提出了ld端面泵浦nd ： yag激光器的設計方法，給出了一定泵浦耦合方式下，振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據，以此為依據，設計了自聚焦透鏡耦合小功率ld泵浦nd ： yag激光器和透鏡組耦合高功率ld泵浦nd ： yag激光器，對激光器的輸出功率和功率穩定性等特性進行了實驗研究；再次，在帶尾纖輸出的高功率ld泵浦nd ： yag激光腔內插入一隻空液晶盒，觀察到了激光器以單縱模運轉；最後，根據泵浦光焦斑端面位置對激光輸出功率的影響規律，提出了ld端面泵浦nd ： yag激光位移傳感新方法，並進行了理論和實驗研究，研究結果表明：當激光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時，激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律，測量范圍和靈敏度依賴于泵浦功率，隨著泵浦功率的增加，測量范圍擴大，靈敏度提高，當端面泵浦功率為7 . 24w （最大輸出功率為1 . 926w ）時，激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  2. First, the thesis introduces the definitions and the attributes of the higher - order statistics. it is insensitive to additive gaussian noise ( white or colored ), which is what we base on to doa problems. then two doa estimation algorithms based on higher - order statistics are presented, one is that forming cumulant matrix pencil used in esprit to estimate doa problems, the other is spectrum estimation method for doa estimation based on the eigenstructure analysis of the fourth - order cumulant, and comparing the effects of the estimation to conventional covariance - based doa algorithms "

    論文首先對高階統計量的定義和性質作了介紹，特別指出了高階統計量對加性高斯噪聲（白色或有色）不敏感，這是我們利用它進行波達方向估計的理論依據，然後文中提出了兩種基於高階統計量的波達方向估計方法，一種是利用子空間旋轉不變技術構造四階累積量矩陣進行估計的方法，另一種是基於四階累積量陣特徵分解的空間譜估計測向方法，並將它們的估計效果與傳統協方差方法的效果進行比較。
  3. We also demonstrated that one corticofugai pathway is that auditory cortex sends excitatory inputs to icx and then sends inhibitory inputs to icc from icx. under free field sound stimulation conditions, we studied the sound direction effect on frequency tuning curves of inferior collicular ( ic ) neurons

    本研究首次提出了聽皮層調制皮層下神經元方向性性信息的概念，並發現，下丘神經元頻率調諧的方向敏感性的形成中，聽皮層的下行調制有重要作用。
  4. Chaos often exists in nonlinear system ; it has many good properties, such as ergodicity, stochastic and so on. a chaos motion can go nonrepeatedly through every stated in a certain domain. secondly, this paper discusses the progress of the communications with chaos and the capacity ' s analysis of the mud in the cdma

    本文首先介紹了一些比較成熟的混沌理論，混沌運動廣泛存在於非線性系統中，它具有遍歷性、隨機性和對初值敏感等優良性質，且在某個域內不可重復的走向每個狀態，然後是討論混沌通信的研究進展和對cdma多用戶檢測系統容量的分析。
  5. Based on silicon - piezoresistive method, the paper first gives the theory of array silicon piezoresistive pressure, acceleration sensor, and the design of its incorporated chip, microstructure and out - circuit. several key techniques of making array silicon piezoresistive pressure, acceleration sensor such as 1c technic, mems ( silicon - silicon direct bonding, anodic bonding, anisotropic etching ) is also studied. minuteness engine machining, anode bonding etc. in the paper there are three ways which are examine - form, curve simulanting, to carry out sensors non - linear self - emendating ; adopt the several curves approaching and curve simulating to achieve the aims of sensor error self compensation, fusion technology etc. therefore, it providing referenced values of ways and directions for sensor system directing on

    論文首先以硅壓阻效應原理為基礎，討論了陣列式硅壓力、加速度傳感器的設計原理，並對陣列式硅壓力、加速度傳感器中集成敏感晶元（壓力、加速度） 、總體結構和壓力陣列的信號處理電路進行了設計，在陣列式硅壓力、加速度傳感器的研製中，還研究了半導體平面工藝、大規模集成電路技術、微機械加工技術（硅硅鍵合、靜電封接、各向異性腐蝕）等關鍵技術的應用。
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