等效反射系數 的英文怎麼說
中文拼音 [děngxiàofǎnshèxìshǔ]
等效反射系數
英文
equivalent reflectance- 等 : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
- 效 : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
- 反 : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
- 射 : 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) ...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 數 : 數副詞(屢次) frequently; repeatedly
- 系數 : [數學] coefficient; ratio; modulus; quotient; factor
-
The antenna gain, directivity and reflection coefficient are calculated via finite element method in hfss. spline interpolation and polynomial curve fitting are applied to construct diagrams illustrating the capsulation characteristics. some general conclusions of interest are obtained
探討了各個封裝參數對輸入端反射系數、方向性系數、效率和增益等性能指標的影響,得到一些規律性結論,為射頻振子天線的封裝應用提供了參考性的建議,並指出了進一步研究的方向。This article studies on a novel method about detector calibration and monochromator calibration by using silicon pin photodiode. the detector and the monochromator of one spectrum measurement system had been calibrated using the method, and the spectrum distribution of one laser - produced plasmas ( lpp ) source with jet gas target was measured. the use of a specific combination of the silicon photodiode and multiplayer reflect films is the notable character in monochromator calibration
本文研究了一種利用光電二極體傳遞標準探測器標定普通探測器和單色儀系統的方法,實際標定了所用的探測器和單色儀系統,測得了噴氣靶激光等離子體光源的相對光譜分佈,設計出絕對光譜分佈的測量方法,並且利用labview的g語言及相應的數據採集卡等硬體設備構造出一套智能化、高效率的測量系統,完成了多層膜反射率測量工作。Changing the depth of penetration of the three dowels results in the variation of the reflection coefficient ( s1 1 ) at the port 1. using matlab, we can calculate different equivalent impedance of port 1 which resulted from the variation of dowels depth. the purpose of my work strike up a relationship between the depth of dowels and equivalent impedance at port, thereby accomplish matching rapidly, simultaneously and stably
在構建了自動阻抗匹配系統的基礎上,本文提出了一種新的快速匹配方法;此方法是將模擬軟體hfss和系統設計相結合,用hfss模擬系統中完成阻抗變換作用的銷釘匹配器,獲得銷釘插入波導深度變化時的埠等效特性,並將模擬得到的數據用matlab組織起來,分析銷釘插入波導的深度變化時埠等效阻抗特性的變化,來達到對調試變化規律的認識,快速的實現銷釘插入深度與反射系數間的統一。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、電流效率及電鍍時間等進行了研究,確定了通過alcl _ 3 + lialh _ 4有機溶液體系可用來鍍制鋁膜及獲得高反射率膜的工藝參數。Abstract : the optical admittance of a single - layer film is derived from the characteristic matrix of the film pile. based on the single - layer, recurring layer by layer, supercomposing one by one, deriving the equivalent admittance of the film pile and calculating the reflect coefficient of the amplitude, the reflectivity and transmissivity of hte whole film system is derived at last
文摘:根據膜堆的特徵矩陣,求出單層膜的光學導納,在單層膜的基礎上,進行層層遞推,疊加起來,求出膜堆的等效導納,計算振幅反射系數,最後求出整個膜系的反射率、透射率。Later the characteristics of sea - surface reflected ( including specular and diffuse ) coefficients are investigated as well as the origin of multi - path effects
再研究了海面反射(包括鏡面反射與漫反射)系數的特性,影響多徑效應的因素等。But how to predict its reflected characteristics and equivalent electric and magnetic ( em ) parameters from components of the mixed material containing iron fibers, and how to make sure absorbing material ' s components from the required reflected characteristics, still has n ' t a viable method and calculating program. the purpose of this paper includes three contents. one is to research a method that we can calculate the oriented iron fiber mixture ' s em parameters from it ' s components
但是對于如何從塗料的配方預測其反射特性和等效電磁參數、並根據對反射特性的要求制定鐵纖維吸波塗料配方還沒有一套可行的方法和計算程序,本論文的目的是研究出一套根據塗料的配方求解定向鐵纖維混合物的等效電磁參數的方法,提供實用的計算機程序,並對混合物的等效電磁參數與鐵纖維的形貌、含量的關系進行分析,得出一些規律性的結論。分享友人