譜項圖 的英文怎麼說
中文拼音 [pǔxiàngtú]
譜項圖
英文
term diagram-
In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future
本文結合重慶市大渡口區「三木花園」開發建設項目，從地下空間靜力結構穩定性分析角度出發，針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米，高7 . 5米的地下隧道這一具體工程情況，採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算，探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響，通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況，從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律： （ 1 ）在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖（ ux 、 uy ）以及應力等值線色譜圖（ _ 1 、 _ 2 、 _ （ xy ） ）等； （ 2 ）相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ （ xy ）對比分佈曲線； （ 3 ）不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ （ xy ）的對比分佈曲線等，為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。When establishing the method, according to stipulations under each type, precisely weigh ( measure ) appropriate amount of impurity reference and component reference under test to formulate solutions testing impurity calibration factor, blend samples and record chromatograph chart, calculate calibration factor of impurity according to above mentioned method ( 1 )
在建立方法時，按各品種項下的規定，精密稱（量）取雜質對照品和待測成分對照品各適量，配製測定雜質校正因子的溶液，迸樣，記錄色譜圖，按上述（ 1 ）法計算雜質的校正因子。In the first, an academic concept of the slope spectrum was firstly put forward. the slope spectrum is defined as a statistic graph or a mathematical model with its x - axis denoting the numerical value of the slope factors ( e. g. gradient, aspect or curvature etc. ) and its y - axis the corresponding area on the ground in a specific statistic area
首先，本文提出了地面坡譜的理論概念：地面坡譜是指在一個特定的統計區域內，以某項坡面因子（坡度、坡向或曲率等）的大小為自變量，其對應的地面面積為因變量，構成的統計圖表或模型。The retention time of the major peak in the chromatogram of the assay preparation corresponds to that in the chromatogram of the standard preparation, as obtained in the assay
含量測定項下色譜圖主峰的保留時間應與對照品溶液主峰保留時間一致。In the terms of interpolation, the image reconstructed from nearest interpolation or linear interpolation has good edge but serious noise ; reconstruction from 4 * 4cubic interpolation or three b - spline or three - order lagrange interpolations has better local character. 2 x 2cubic interpolations which has both better edge and local character is the ideal interpolation, the following is the basic principle during reconstruction : ( 1 ) the more width of interpolation, the more number of summation and the more order of interpolation polynomial, the higher of density resolution ; ( 2 ) the more of interpolation polynomial and width of interpolation, the more of reconstruction time simultaneously, aimed at eliminating the effects of noise contained in projection data, in this paper, author analysis cause and effects of common artifacts. importantly, discusses convolution back - projection reconstruction algorithm with a shift axis of rotation has been derived for correcting images that acquired with a divergence axis of rotation using the fan beam geometry with an angle - equaled detector
在ct圖像重建時，選擇有限帶寬窗有較好的空間解析度，三角形窗有較好的密度解析度，選擇餘弦窗則使得空間解析度與密度解析度的折衷；從窗函數的頻譜角度來講，可以用於圖像重建的一個良好的卷積窗函數應該具備以下條件： （ ? ）小的3db帶寬b ，即最小的主瓣寬度； （ ? ）最小的旁瓣最大峰值a ； （ ? ）最大的旁瓣峰值衰減速度d ；就內插函數而言，臨近點內插與線性內插重建圖像噪聲大，但有較好的邊緣與細節； 4 4三次內插、三次b -樣條與四次拉格朗日多項式內插圖像平滑，局部特性較好。How improving the capability of ict has become more and more an important task, for example, improving spatial resolution and density resolution, reducing scan time, enlarging the size of measure space, improving image quality, etc. moreover the question of the energy spectrum hardening and the photon scattering is one of important bottleneck to restrict the improvement of ict
如何提高工業ct的性能指標，如怎樣進一步提高空間解析度、密度解析度，減少掃描時間，增大可測工件尺寸，改善圖像質量等等成為了ct界面臨的重要任務。而其中射線的能譜硬化和散射問題，又是制約工業ct各項性能指標提高的重要瓶頸之一。Thermocycled pcr samples were resolved electrophoretically on 1. 5 % agarose gels and taken photos using a polaroid camera. the statistical results were analyzed by the spss software, and the cluster figures were obtained. conclusions could be drawn from the study as following : 1 ) the molecular systematics of 57 species of crickets, which belong to 26 genera 7 family in grylloidea, had been studied by the approach of rapd
本項研究在依據外部形態分類鑒定及前人工作的基礎上，採用rapd技術，通過對蟋蟀總科7科26屬57種蟋蟀基因組dna的rapd圖譜的比較研究，在分子水平上探討這些類群的分類地位和親緣關系，為豐富蟋蟀總科的分子系統學研究，並為進一步完善蟋蟀總科的分類系統，揭示其系統發育及演化提供分子水平的依據。Rapd ( random amplified polymorphic dna ), which bases on the polymerase chain reaction ( pcr ), is by far one of the most commonly molecular techniques to uncover dna sequence polymorphisms. the basic priciple of this technique is that an arbitrary primer ( usually lobp oligonudetide ) is used to amplify random segments of dna, and a small number of fragments will be amplified when the primer anneals on each strand over a length range. if sequence variation is present at the priming site, then a fragment may not be amplied, so the dna polymorphic can be detected
Rapd （隨機擴增多態性dna ）技術是二十世紀90年代發展起來的一項dna分子多態性檢測技術，它建立於聚合酶鏈式反應（ pcr ）技術基礎之上，利用隨機合成的寡聚核苷酸序列為引物（一般為10個bp ） ，分別與dna的兩條單鏈結合，在dna聚合酶的作用下，對基因組的特定區域進行pcr擴增，其電泳結果為不同大小和數目的dna譜帶即rapd圖譜，可反映基因組相應區域的dna多態性。Firstly the phase is extracted from interferogram by filtering and displacing frequency spectrum. then the wavefront and the line integral density are recovered by using fft or polynomial fitting method. lastly the radial local density distribution is calculated from the fitting curve of line integral density by the abel inversion
首先對干涉圖進行頻譜濾波，用頻譜移頻法從干涉圖中提取相位，然後用快速傅立葉變換或多項式擬合實現波面重建，計算線積分密度，再利用abel積分變換從線積分密度的擬合曲線中反演徑向體密度分佈。The estimated genome length of f. chinensis is about 2000 cm, so the map covered the 47. 5 % and 35. 6 % of the genome. the map with moderate density developed here provides a first step in producing a saturated linkage map of f. chinensis and open the way for marker assisted selection, comparative genomics and gene location and clone
遺傳連鎖圖譜的構建為分子標記輔助育種、比較基因組作圖、及基因定位與克隆奠定了基礎，並為今後其它海水養殖生物遺傳圖譜的構建提供了理論和實踐意義。本項研究填補了中國對蝦分子遺傳學與育種學領域的空白。It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used
（ 2 ）建立了具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程，並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為，利用轉子響應的分岔圖、最大lyapunov指數曲線、 poincar截面映射、時域波形、相軌線、軸心軌跡、幅值譜等圖形分析了系統響應的周期運動、擬周期運動、倍周期分岔、混沌等運動形式的轉化與演變過程，重點研究了非線性剛度、轉子轉速、偏心質量等系統參數對碰摩故障轉子系統的分岔和混沌行為的影響。I use special instrument to test items of modulator ( ( frequency 、 constellation ), all up to the anticipated performance, so the system could be made into asic which could be served to the digital society
整個設計利用專用測試儀對頻譜、星座圖和其它各項發射指標進行測試，均達到預想效果，所以該fpga系統可以作為進一步進行流片，成為專用晶元，更好的服務于數字社會。Most people probably use the 4 - chamber view, the 3 - vessel - trachea view, outflow tracts, and, when appropriate, additional views, yet there is not an easy reference for the person who reads an examination to have an " atlas " of the abnormal findings in these views
絕大多數的人可能應用四腔心切面、三血管導管切面、流出道以及其他合適的切面，然而對於一個學習這項檢查的人來說，目前還沒有一個易於參照的針對這些切面的異常表現的「圖譜」 。This innovational structural design enables chromatographic fingerprint analysis to be an interactive and more effective flow that makes it feasible for both in - depth research and rigid quality assessment routines
這一創新性的高性能結構設計使得色譜指紋圖譜數據處理和分析成為一項系統和高效的流程，從而使其能夠應用於不論是深入的科學研究還是嚴格的質量控制工作之中。One technology under consideration ： hyperspectral satellites that take images in hundreds of different infrared and visible bands of light
他們正在考慮的一項技術是超光譜衛星，它能用數百種不同的紅外線和可見光波段拍攝圖像。1 measurement items : luminance ( transmittance, grey scale inversion ), chromaticity, response time, flicker, eoc, gamma curve, view angle performance, spectrum, reflective luminance, reflective chromaticity, reflectivity, module optical performance with certain temperature range
1量測項目：亮度（穿透率，灰階反轉） ，色度，響應時間，閃爍度，光電特性曲線，圖像輝度曲線，視角特性，光譜曲線，反射亮度，反射色度，反射光譜，反射率，產品光學參數的溫度特性。分享友人