射後不理 的英文怎麼說
中文拼音 [shèhòubùlǐ]
射後不理
英文
fire-and-forget-
This thesis firstly introduces new demands of aerial product logistics support under high - tech war and some defects of traditional logistics support, and puts forward a kind of system model of aerial product logistics support following data - sharing of cals, and emphasizes detm. secondly it sets forth application of step and xml in the ietm, researchs conversion of xml schema and relation schema, and simply researchs mapping of xml and express. afterword, a based - xml framework of info - transfer between different platform are presented, according to this framework, the author establish a archetypal system of helicopter information query system based xml and dbms
本文首先介紹了現代高科技戰爭條件下對航空產品維修保障的新要求，概述了傳統的後勤保障技術的不足，遵循cals的數據共享的理念，提出了航空產品維修保障系統模型，重點研究了互動式電子技術手冊；接著分析了step標準和xml技術在製作互動式電子技術手冊中的應用，重點研究了肌模式和關系模式之間的相互轉換，初步研究了xml和express語言之間的映射關系；然後，提出了基於xml的一種解決航空產品信息跨平臺傳遞的解決方案，給出了該方案的具體實現流程和詳細的通訊協議，並開發了基於xul和數據庫的某型號直升飛機的信息查詢原型系統。First, a simple discussion for the mechanism about electrostatic atomization of the liquids has been given ; then the paper theoretically analyzed waving course, liquid drop producing course, and the liquid drop diffusing course in electrostatics atomization process., gave an analysis about the methods about carrying charges to the liquid drop, and analyzed that liquid with high electrical conductivity can be carried charges and atomized by electric field, while the isolated liquid with low electrical conductivity can be charged fully with the soakage electrode and inducing charge methods. at last the paper designed and configured the experimental equipment, conducted the atomization experiment to the three liquid medium - kerosene, emulsifier and alcohol under the same environment, handled the experimental results, then summarized the relationship between liquid electrostatic atomization effect and liquid surface tension, electronic conductivity and viscosity, along with the influence of voltage to electrostatic atomization and so on, found out the liquid atomization rule in high voltage electrostatic field
首先，對液體介質的靜電霧化機理作了初步的探討，理論上分析了液體霧化過程中射流區、波紋區、霧滴區和霧滴擴散區;然後對液體荷電方法進行了研究分析，對于高電導率的液體，場致荷電和接觸荷電可以使其霧化，而對于電導率較低的絕緣液體，需用浸潤電極荷電和感應荷電方法使其充分帶電;最後，根據前面的研究分析，設計和組裝試驗裝置，在同一環境下對煤油、乳化劑、酒精三種不同液體介質進行高壓靜電霧化試驗，並對試驗結果進行分析處理，總結出液體靜電霧化與液體表面張力、電導率和粘度的關系及電壓對液體靜電霧化的影響等，得出高壓靜電場中液體霧化的一般規律。At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known
最後，對全文進行了總結，並指出今後研究工作重點。指出：瞬時得到各方向的投影是此技術實用化關鍵；在獲得溫度分佈信息基礎上，進行必要的假設和推導，能同時得到火焰中某特定組分濃度的分佈，這必將進一步我們對燃燒本質的理解；利用方向性好，輻射強度高的激光源代替常規的黑體爐，能得到輻射干涉投影圖像，這樣就能測量所介紹系統不能測量的發光火焰溫度分佈。Due to the hardware characteristic ' s limitation, such as the poor speed of a / d, d / a conversion and dsp process, the most part of sr system adopt middle course. that is to say, by using the special digital converter or running relevant arithmetic, it converts the radio signal to intermediate frequency signal and completes the base - band signal process that is n ' t the veriest sr and is named " software defined radio ( sdr ) "
由於受到硬體性能如a d 、 d a及dsp晶元處理速度的限制，目前的軟體無線電系統多採用折中的實現方案，增加專用的數字變頻器或者運行數字變頻演算法，將射頻信號變頻到中頻，然後再進行基帶信號處理，這樣的軟體無線電系統又被稱之為「軟體定義無線電」 ，它並不是真正意義上的軟體無線電。At first, the principle and technique employed in transmittance oxymetry is analyzed. the lambert - beer law and the difference in extinction coefficient of components in tissues relate to different light wavelength is applicable in reflectance oximetry as well as in transmittance oximetry, as both are relate to near - infrared spectroscopy
本文在深入了解透射式血氧飽和度測定原理及其方法之後，首先明確用近紅外光譜法測定組織血氧飽和度時，無論是透射式檢測手段還是反射式檢測，其依據的基本原理都是lambert - beer定律和組織中各成分對應不同波長光的吸收系數的差異。The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail
首先，在闡述i / q正交調制基本原理的基礎上，通過對誤差矢量和鄰近通道功率泄漏的詳細分析，定性、定量地討論了各種非理想電路因素（如相位不平衡、幅度不平衡、直流偏差等）對調制器性能的影響;其次，介紹了鎖相環的工作原理和基本組成部分，包括鎖相環的設計和環路濾波器的設計，特別詳述了電荷泵鎖相頻率源;第三，介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後，對整個直接射頻調制系統進行測試，結果基本上達到了課題要求。First, in virtual of identification of flaws is a typical of in - verse problems, proceeding from time - harmonic electromagnetic maxwell ' s equa - tion and helmholtz equation, the uniqueness and existence of direct scattering problems including the numerical algorithms of diverse of boundary conditions is given. second, the uniqueness and existence of inverse scattering problems and the theory of ill - posed integral equation are briefly looked back upon. finally, indicator function method for boundary identification is set up under all kinds of boundary conditions for inverse scattering of homogenous and inhomogenous objects, meanwhile, the proof of possibility for near - field measurements and nu - merical simulation are given
由於缺陷的識別是一類典型的反問題，因而首先從時諧電磁maxwell方程和helmholz方程出發，具體地闡述了求解正散射問題的有關方法，包括各種（夾雜）邊界條件下的數值解法，就解的存在性唯一性給予了肯定的回答；隨后對逆散射問題的理論作了簡短的回顧，包括解的唯一性以及非線性不適定積分方程的處理等；然後對均勻介質和非均勻介質的逆散射問題建立了在各種邊界條件下的邊界識別的指示函數方法，鑒于近場數據獲得的重要性，對近場測試時邊界識別的方法給予了相應的證明，並且實現了數值模擬。In the experiment, we use the he - ne laser and the semiconductor laser as the source, record the bessel beam patterns behind the axicon by using a digital camera and a microscope, measure the radius of the bessel beam central spot by film - scanning and measure the effect of both the radius of the aperture and the open angle of the axicon on the maximum non - diffraction distance. the experiments show that a specific propagating range has constant power and the beam has a bessel - like distribution in this range. the results agree with the beam corresponding to a diffraction free beam
同時我們還採用膠片掃描的方法測量了無衍射光束的中心光斑尺寸，測量了不同光闌孔徑和不同稜角情況下的最大無衍射距離和傳播軸附近橫截面內微小光孔中的光強，實驗結果顯示當激光光束經過軸棱錐轉換後有一段距離功率變化很小，且分佈近似貝塞爾分佈，符合無衍射光束的特性;經過聚焦后，呈現三維分佈中空的光束bottlebeam ，實驗結果與理論分析基本吻合。In the first part, the basic knowledge of particle scattering in meteorology and physics was introduced. the particles to be discussed include aerosol particles, fog droplets and raindrops and the em wave band in the discussion is near - infrared. in the second part, the mie theory was briefly reviewed and was applied to investigate the scattering characteristics of spherical atmospheric particles, the result shows that in the visibility measurement meter using forward - scattering method, when the working wavelegth is between 0. 8 m ~ 2 m, the scattering angle is between 25 ~ 40, the distinguishability and the relative scattering intensity would be better than those under other conditions. in the third part, the superellipsoid was used to describe a wide range of shapes such as spheres. ellipsoids and cylinders. an improved t - matrix method which can be used to calculate arbitry shaped particle ' s scattering field was introduced, and the scattering characteristics of non - spherical atmospheric particles was investigated with this method
計算結果表明，從相對散射強度、同一方向上不同粒子散射的可區分程度來看，在散射式能見度探測儀器中，工作波長介於0 . 86 m 2 m ，探測角度選取前向25度40度時，探測的結果將會是比較理想的。第三部分中，使用超橢球方程來統一描述各種非球形粒子的形狀，然後使用t矩陣方法計算了一些形狀的非球形粒子的近紅外散射特性。另外，在本文中還針對球形粒子的散射場提供了一種三維可視化方法，使對散射場強度的空間分佈的理解更加簡單，直觀。At the initial stage of planar technique, b was employed as ideal diffusion impurity in base - region of npn si planar devices because of the match of its solid - solubility and diffusion coefficient in si with those of p in emission - region, and the good shield effect of sio2 film to b. but because of the relatively large solubility ( 5 1020 / cm3 at 1000 ) and the small diffusion coefficient, the linear slowly - changed distribution of acceptor b in pn junction can not be formed, which could not cater to the requirement of high - reversal - voltage devics. thereafter b - a1 paste - layer diffusion technology and close - tube ga - diffusion technology had been developed, while the former can lead to relatively large the base - region deviation and abruptly varied region in si, which caused severe decentralization of current amplification parameter, bad thermal stability and high tr ; the latter needed the relatively difficult pack technique, with poor repeatability, high rejection ratio, and poor diffusion quality and productio n efficiency
在平面工藝初期，由於b在硅中的固溶度、擴散系數與n型發射區的磷相匹配， sio _ 2對其又有良好的掩蔽作用，早被選為npn硅平面器件的理想基區擴散源，但b在硅中的固溶度大（ 1000時達到5 10 ~ （ 20 ） ，擴散系數小， b在硅中的雜質分佈不易形成pn結中雜質的線性緩變分佈，導致器件不能滿足高反壓的要求，隨之又出現了硼鋁塗層擴散工藝和閉管擴鎵工藝，前者會引起較大的基區偏差，雜質在硅內存在突變區域，導致放大系數分散嚴重，下降時間t _ f值較高，熱穩定性差；後者需要難度較大的真空封管技術，工藝重復性差，報廢率高，在擴散質量、生產效率諸方面均不能令人滿意。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，闡明了天線反射拋物面的形成原理；然後在ansys軟體環境中建立了不同結構布局下天線的有限元分析模型，分析計算了各種情況下天線的的固有頻率與振型；最後依據天線各指標的重要性，建立了以一階固有頻率最大、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，形成了一種有效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。In the section 2, firstly based on the diffusion approximation theory, the temporal characteristics of the reflectance and the transmittance were theoretically analyzed in turbid tissues ; secondly, the curves were simulated that the intensity and the pulse shape of the time resolved reflectance and transmittance versus the absorption a, the scattering s and the anisotropy coefficient g in two different boundary conditions : semi - infinite turbid media and homogeneous slab ; at last, the optical properties can be derived from the curves ; in the section 3, the conditions of ultra short laser pulses of different pulse - width and shapes has been theoretical analyzed and calculated, besides, the simulated the curves of the intensity and pulse shapes of the reflectance and transmittance in a homogeneous slab are obtained for use and future studying
第二章中首先根據漫射近似理論對超短脈沖在以生物組織為典型的混濁介質中傳輸進行了理論分析，然後對兩種邊界條件下產生的漫反射、漫透射光脈沖強度和形狀隨各光學特性參數的變化情況進行了數值模擬，最後得到了混濁介質的光學特性參數與漫反射、透射脈沖強度與形狀的關系曲線。第三章對不同形狀和脈寬的脈沖光源入射到混濁介質中產生的漫反射、漫透射脈沖的強度和形狀進行了理論分析和數值模擬，並將高斯脈沖與方波脈沖情況進行了對比，得到了各種情況的漫反射、漫透射脈沖強度、形狀與各光學特性參數的關系曲線，這對從分析脈沖形狀中提取介質的光學特性參數的信息有重要的意義。The phase structure of different cu - fe thin films were studied by using grazing incidence x - ray analysis ( gixa ). the texture and residual stress of different cu - fe thin films were measured by scan of x - ray diffraction ( xrd ) and 2 scan with different. the thicknesses of different thin films were characterized by means of small angle x - ray scattering ( saxs ) technique. by using atomic force microscope ( afm ) measured surface roughness of thin films. the component of different thin film was characterized by energy disperse spectrum ( eds ) and x - ray fluorescence ( xrf ). the magnetic properties of cu - fe thin films were measured by means of vibrating sample magnetometer ( vsm ). in addition, the giant magnetoresistance ( gmr ) effects of different films were also measured. the original resistance of the film fabricated by a direction - current magnetron sputtering system is directly affected by bias voltage
利用掠入射x射線分析（ gixa ）技術對不同cu - fe薄膜的相結構進行了研究;利用xrd掃描及不同角度的2掃描對薄膜進行了結晶織構及殘余應力分析;運用小角x射線散射（ saxs ）技術測量了薄膜的厚度;採用原子力顯微鏡（ afm ）觀察了薄膜的表面形貌;運用能量損失譜（ eds ）及x射線熒光光譜（ xrf ）對薄膜進行了成分標定;使用振動樣品磁強計測量了不同cu - fe過飽和固溶體薄膜的磁性能;最後利用自製的磁阻性能測試設備測量了真空磁場熱處理前後不同薄膜的巨磁阻值。In this work, the transgenic plants showed a tendency to accumulate less na + and more k + under saline condition than wild type plants and there was a high cytosolic k + / na + ratio in the roots of transgenic lines. 5. x - ray microanalysis of na +, k + contents of the symplast and apoplast showed that transgenic lines accumulate less na + and more k + in the symplast than wild type plants
在對轉基因植株及野生型植株用100nunol lnaci處理六天後， na 」 、 k 」的x一射線微區分析，轉基因植株根、葉中質外體na 、 k十含量變化不大，但共質體中na十含量明顯降低，廣含量高於對照。The new method of design robust h _ asac controller with mixed uncertainty is presented. the main ideal of the new method is as follows : the reduced modals are taken as additional disturbance for system, the original problem is transformed into the problem of robust performance design for the parameter uncertain system. then the parameter uncertain problem is reduced to the standard h _ control problem to solve
2 .首次基於魯棒h _控制理論，提出了設計具有復合攝動的結構振動聲輻射系統魯棒h _控制器的新方法，即:通過將未建模動態作為系統的附加干擾，把復合攝動問題的魯棒性能設計問題轉化為參數不確定系統的魯棒性能設計問題，然後將參數不確定問題變化為標準h _控制問題求解。This paper realized the aumotic detection of assembling angle position of intravenous needles by image technology. during the study, this paper designed light with a piece of white paper and halogen lamp to take the images of intravenous needles ; analyzed in detail hu moment invariants of digital image, amended i7 and chose i1 ~ i5 and amended i7 as eigenvector groups ; put forward a method of angle recognition based hu moment invariants ; the methods above were employed by vc + +, and a prototype system of software is compiled
在輸液針的角度識別的研究過程中，用鹵素燈和白紙構建了一個漫反射體作為輸液針圖像獲取理想的光源；分析了矩不變量的不變性，修正了矩不變量i _ 7 ，選用了i _ 1 i _ 5和修正後的i _ 7來提取輸液針圖像的特徵；針對輸液針圖像的特點，提出了一種基於矩不變量的角度識別方法；在開發平臺vc + + 6 . 0上編寫了一個輸液針角度識別的軟體原型系統，實現了其演算法。The conclusions on the invariant set deduced in last chapter are applied to this model. although some results are deduced with the aid of computer computing, we stil1 regard it is rigorous because of the nonempty of the regions we obtained. the following numerical simulations further reinforce our results
並通過計算機數值計算論證了我們給出摘要的具體參數范圍並非空集；爾后，我們還將第二章中得到的不變集的性質運用於該時間映射之中；最後，我們給出了相應的數值模擬以進一步說明理論證明的有效性和正確性A hard - pressed teacher may load the daily teaching programme or the content of courses onto the computer just to chalk up the required time for it learning and then conduct his lessons the traditional way. furthermore, he may leave school assignments to his students through the computer before class dismissal in a bid to " fulfil " his it learning duties
一些學校逼得緊了，極端的情況是老師一進課室就將當天要教的內容大綱通過電腦投射出來，然後進行本來就不需要運用電腦的教學活動和過程，下課前再通過電腦交待作業，名正言順配合電腦上課，而且是從頭到尾充分利用，填寫教學記錄時也心安理得。By including the multipath reflections in the mathematical equations, the processor can extrapolate not only the direction of the signal but also the exact position of the user ' s cell phone
把多路徑的反射加入數學程式之後，處理器不僅可以外推出訊號的方向，還可以算出用戶行動電話的確切位置。According to the modified model, theoretical calculation is executed for light transmitted properties of chicken muscle tissues and the result is well matched with the experimental results
修正後的輻射傳輸理論不僅能定性地說明肌肉組織衍射現象的成因，而且其數值結果與實驗現象吻合較好，說明了修正後輻射傳輸理論的正確性。分享友人