數學晶片 的英文怎麼說
中文拼音 [shǔxuéjīngpiān]
數學晶片
英文
mathematical chips-
We model the piezoelectric bimorph and get the displacement - voltage relationship and force - strain relationship theoretically
建立了壓電雙晶片的復合梁模型,並對它的微位移電壓特性、夾持力應變特性進行了數學分析。The results indicate that ( a ) before heat treatment, with the increasing of substrate temperatures, content of lower valency ( tij + ) decreases, the stoichiometric proportion of o / ti in all samples is about 2 ; the films have amorphous incompact columnar fiber structure, and with the increasing of substrate temperature, the size of columnar fiber increases ; the films have good hyalescence in visible range and great absorbability at the wavelength of 350nm ; optical constants of the films are calculated from the transmittance spectrums in visible range by mathematical analysis of the orders of interference, the results show that the refractive ind
研究結果表明, ( a )熱處理前,隨著基片溫度的增加,薄膜中的低價氧化鈦含量逐漸減少,化學計量比趨于o ti = 2 ;薄膜具有非晶態不緻密的柱狀纖維結構,柱狀纖維的尺寸隨基片溫度的升高而增加;薄膜在可見光范圍內透明,在波長為35onzn時嚴重吸收,利用干涉級次法分析了薄膜的光學常數,結果表明,薄膜的折射率隨基片溫度的升高而增加,根據計算結果得到了tioz薄膜在不同基片溫度下的折射率色散曲線。Based on the analysis of the digital image print head, we first discuss the key technique of the lcos projection display, including the cell characteristic and optical projection system characteristic, then the application of lcos for the digital image print head, its hardware system. this wins initial success for the color correction and system software of our digital image print head
論文在分析國內外數碼電子片夾的基礎上(第一章) ,首先論述了lcos投影系統的關鍵技術,著重分析了lcos投影儀中液晶盒特性以及投影系統光學特性,然後在此基礎上結合實際情況就現階段lcos用於數碼照片擴印系統的基本結構進行一些具體分析,並重點設計與分析了金成lcos數碼電子片夾的系統結構以及各個組成部分,為後面lcos數碼擴印系統的顏色校正以及數碼照片擴印系統軟體的研究提供了一定的基礎(第二章) 。A silicon microchip carrying a gigabyte of data, for instance, has a shannon entropy of about 1010 bits ( one byte is eight bits ), tremendously smaller than the chip ' s thermodynamic entropy, which is about 1023 bits at room temperature
例如,一個帶有10億位元組數據的矽微晶片所擁有的夏儂熵約是1010個位元(一個位元組有八個位元) ,遠小於晶片的熱力學熵? ?在室溫時約為1023位元。The performance of the pbg antenna using the new pbg cover together with a pbg substrate is studied by the fdtd method together with the pml boundary treatment. the numerical results show that a more focused beam radiated in the broadside direction is achieved. the gain of the pbg patch antenna in the forward direction is improved by about 6 db. the radiation directivity is improved significantly and reaches 11. 5 db, which is 0. 4 db less than the maximum value that is allowed physically for this size of the antenna ( this difference is about 4. 1 db less than the difference achieved by thevenot et al.,
用fdtd方法並結合pml吸收邊界條件,我們對加了這種新的覆層結構並且基底鉆孔的復合結構電磁(光子)晶體貼片天線的性能進行了研究,結果證明加了這種新的電磁晶體覆層結構以後,天線的波束收攏很多,並且向前輻射的增益大大提高,與普通天線相比,天線的e面和h面方向圖上向前輻射的增益均提高了約6db ,另外,該復合結構天線的方向性系數達到了11 . 5浙江大學博士學位論文db ,與該物理尺寸天線的方向性系數的理論極限值( 11 . 9db )相差0 . 4db ,該差值比thevenot等人設計的電磁晶體覆層天線的相應差值減少了約4 . 1db ,比qiu等人設計的電磁晶體天線的相應差值減少了約1Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system
該系統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱系統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜的最佳的實驗工藝參數。The dsp chip, which is special for complex mathematical operation and control fields, has rapid operation speed and higher mathematical operation ability
專門用於復雜數學演算法處理和復雜控制領域的dsp晶元具有較快的系統速度和較強的數學運算能力,比一般的單片機具有很強的數學運算能力。In this paper, the current three - dimensional measuring systems in home and outsides are analysed, the design project based on optic induction technology and singlechip is put forward. in the case, the problem in orientation is solved by optic induction technology, the system is composed of integrate circuits, in the end the integration is enhanced and the design of hardware is simplified. the data collection process and communication in the system are completed by programming
在方案的實現過程中,利用先進的光學感應技術有效地解決了三維量測系統的定位問題;採用多種集成晶元構成適于專業三維量測的單片機應用系統,提高了系統集成度,簡化了系統硬體設計;通過單片機程序設計實現了三維量測系統的數據採集、處理與通信。Through this method, we can analysis the stationary character of the liquid crystal with any twist angle, cell gap, effective optical anisotropy and angle between front director and polarizer
參數空間法可用來分析具有任意扭曲角、盒厚度、固有雙折射率和偏振片角的液晶顯示器的靜態光學性質。Above all, the optical propagation characteristics in crystals are studied in detail. derived from impulse response and sampling theorem in electronics, we establish the mathematical model of pif constructed by a series of birefringent crystal retarders with arbitrary azimuths sandwiched between two polarizers
本論文首先深入分析光在晶體中的傳播特性,借鑒電學中的脈沖響應和采樣定理,建立由前後兩個偏振片之間夾放一系列角度任意延遲片構成的偏振干涉濾光片數學模型,並分析了其脈沖響應特性。分享友人