象移因數 的英文怎麼說
中文拼音 [xiàngyíyīnshǔ]
象移因數
英文
displacement factor-
And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。Because most of the components in ambs are of the nonlinear characteristics, the dynamics in ambs is very complicated. the electromagnetic force is a nonlinear function with respect to the displacement of the rotor and the controlling electric current
主動式電磁軸承( ambs )被廣泛地應用於工業和航空航天工程中,但由於電磁控制力是被控對象的位移和控制電流的非線性函數,因而構成了一個非線性機電系統。Microsoft sql server 2005 analysis services does not support command objects on cube roles and will not migrate commands from previous versions
Microsoft sql server 2005 analysis services不支持針對多維數據集角色的命令對象,因而不會從早期版本遷移命令。Base on the data collected from the field investigations, we analyzed the static life table, age structure, spatial distribution patterns of the populations of e. chloranthoides. we further studied the intraspecific competitions within the species and the interspecific competitions between the species and other concomitant species in the communities. with the helps of the logistic equation, leslie ' s matrix and the average moving law method we simulated and estimated the population dynamics of this endangered plant species
本研究以縉雲衛矛為研究對象,通過對三個種群的野外調查,研究和分析了縉雲衛矛的種群年齡結構、種群空間分佈格局及種內和種間的競爭關系,並利用logistic方程、 leslie矩陣及移動平均法模擬和預測了三個種群的數量和結構動態,在此基礎上分析了造成縉雲衛矛瀕危的原因,提出了相應的保護措施,旨在為縉雲衛矛的保護提供理論依據。This paper mainly deals with the subjects below : the problem on fem analysis, general reliability analysis and calculation, and optimization based on the general reliability of the random or fuzzy parameters structure ; and also brings forward a method for getting the fuzzy answers from the fem equation by taking the fuzzy multiplier from a fuzzy variable ; in the fem analysis and structural reliability optimization, the randomcity and fuzziness of the structural physical parameters and the load applied on the structures are all considered
文中對隨機和模糊參數結構在不確定性荷載作用下的結構有限元分析、可靠性分析和基於可靠性的優化設計等問題進行了研究。以桿系結構為對象,提出結構分析的模糊因子方法,其中分別或同時考慮了結構材料的物理參數、構件的幾何尺寸和作用荷載幅值等的隨機性和模糊性;對結構響應(位移、應力)為模糊變量時的廣義可靠度進行了推導。Firstly, the temperature varies in a large range in the place where the gap sensor works, so this paper analyzes the temperature drift of gap sensor, and finds out that the main reasons which result in temperature drift are the resistance of detecting coil and demodulating circuit parameters. to resolve this problem, a practical design of detecting coil is given, and a compensative measure considering the detecting coil and demodulation circuit is proposed to improve the temperature stability of gap sensor
首先,針對間隙傳感器工作環境溫度變化較大的情況,本文對間隙傳感器溫度漂移現象進行了分析,認為檢測線圈電阻和檢波電路參數變化是造成傳感器溫漂的主要原因,建立了檢測線圈的數學模型,提出了檢測線圈和檢波電路綜合補償方法,解決了間隙傳感器的輸出信號溫度穩定性的問題。Today, most internet users limit their searches to the web, so we ' ll limit this article to search engines that focus on the contents of web pages
現在,大量的網路用戶限制了他們在網路上的搜尋(大多數的網路用戶把他們的搜索對象集中到了網頁的搜索上) ,因此我們也將焦點轉移到搜索網頁。By taking advantage of parallel lines and orthogonal lines in architecture, the camera internal parameters, rotation and translation can be recovered from a set of un - calibrated images via computing absolute conic and vanishing points. the euclidean 3d model of architecture ( up to a scale factor ) can be recovered too
利用建築物中常見的平行直線和正交直線等特點,通過絕對二次曲線和消影點等射影幾何量的計算,可以從圖象中恢復攝像機的內參數、旋轉和平移位置,同時恢復建築物的三維歐氏幾何模型(相差一個尺度因子) 。The traditional level measuring methods can n ' t meet our demand because the subjective investigated is in such a poor systemic condition that the temperature is a little high and there ' s so many mill dust and steam there. in this article we perform systemic discuss and research against the dynamic level measuring method under special working condition on the basis of analyzing kinds of level measuring technique in and abroad. first we establish the pressure distribution mathematic model in storage bin and then deduce the mathematic relation between level height and the uniform stress on the bottom of the bin and designed a resistance compressive stress sensor used for the special condition and put forward a resoivement according to its zero excursion existing in practical use
由於本研究系統被測對象環境溫度較高且潮濕,同時料倉中有大量粉塵及蒸汽,因此傳統的料位檢測方法不能滿足本測試要求。本文在分析國內外各種物位檢測技術的基礎上,針對特殊工況下動態物料高度的檢測進行了系統的探討與研究。首先建立了料倉中的壓力分佈數學模型,推導出料位高度與倉底均布壓力間的數學關系式,並據此設計了中溫電阻應變式壓力傳感器,同時對它在實際應用中存在的零點漂移等問題提出了改進措施,提高了傳感器性能,解決了上述特殊工況下動態物料檢測的技術難題。For the main body of the intrusion is coming indirect, the scope of it larger, the techniques are distributing and the object is changing, the intrusion detection system must improve its response speed, data analyzing speed and reduce the miss rate and false alarm rate. this system uses both parallel reasoning and fuzzy reasoning techniques
由於目前入侵趨于主體對象的間接化、入侵或攻擊的規模擴大、入侵或攻擊技術的分佈化、攻擊對象轉移,因此必須提高入侵檢測系統的實時響應速度、數據處理速度、同時降低系統對漏洞的誤報率和漏報率。They found two events showing the shortening of pulsating cycle and decaying of radiations intensity. the signatures matched theories of what scientists would predict to see. when matter is falling so close to the event horizon, it will be circling the black hole with increasing speed and its light will rapidly dim as it is stretched by gravity to ever - longer wavelengths
研究人員分析了極大量來自緻密天體天鵝座xr - 1的紫外線輻射,發現其中兩組數據顯示,輻射脈沖的周期隨時間縮短,而其強度則隨時間衰減至消失,這現象與一些物質在接近黑洞視界時繞著黑洞急促旋轉,放出的輻射因為重力紅移而衰減的情況相符。The main idea of this research can be summed up as following words, reflecting light or scattering light upon the surface of measured object formats an image on the photo surface of psd by a optical system, because of the good relationship between the offset of image point in psd and the offset of object thickness, a mathematical model can be founded according to this relationship. it can measure the shift of object thickness through these analyses of movement of image point position in psd, and this device can be tested its reliability with many practical specimens
光學式非接觸厚度-微位移測量儀是在激光三角測量法的基礎上實現的,在本研究方案中,根據象點在psd上的移動量建立與被測物厚度-微位移變化之間的數學模型,通過對象點位置變化的計算,實現被測物厚度-微位移變化量的測量。本文重點闡述了光學式非接觸厚度-微位移測量儀的工作原理,並對測量儀的工作過程進行了分析;對影響測量精度的因素做了討論。The paper attempt to applied sequential cluster method to set up the classification standard, then it regards the correlation coefficients of record values as weights and predicts the future loads by using markov chain model with weights. this method make the best of the information comprised in load series and solved the problem of obtaining weather information. not only the concrete value of the monthly sales electric energy but its range in the future is gained
實際上,各月份的氣象、經濟因素之間具有一定的相關性,這些相關信息已經包含在負荷序列中,本文嘗試將馬爾可夫鏈理論應用於負荷預測之中,應用聚類分析的方法確定分級標準,將負荷分為不同的狀態,根據狀態之間的轉移概率來推測未來負荷的發展變化,並將觀測值之間的相關系數作為權值進行綜合預測,更加合理地利用了負荷序列中包含的信息,不僅可以預測出未來負荷的具體值,而且得到了其所屬的區間,具有一定的實用價值。Therefore, two testing methods are put forward in the phase of class testing. the first is the method of state transition diagram - based testing which is presented on the specific characteristics of oos. the second method is the technology of data flow testing on class which improves the traditional data flow testing and can be applied to class testing
類測試是面向對象軟體測試的關鍵,因此在類測試階段,提出了兩種測試方法,一種是根據面向對象軟體自身的特點而提出的測試方法,即基於狀態轉移圖的測試;另一種則是改進已有的數據流測試技術,使之能夠應用於類的測試,即類的數據流測試技術。Numerical simulations show that : ( 1 ) owing to the temperature variation resulting in the change of the refractive index of both the semiconductor medium and the fi ber, and further inducing the shift of the longitudinal modes of the fgesl, the lasing wavelength of the fgesl has a shift tendency to longer wavelengths with the increase of the temperature ; the mode hopping happens for a short external cavity and disappears for a long external cavity
數值模擬的結果表明:由於溫度變化造成半導體介質和光纖的折射率發生變化從而導致fgesl的縱模發生移動,因此fgesl的激射波長隨著溫度的升高將存在向長波長方向發生移動的趨勢,對于短外腔, fgesl的縱模間距較大,半導體介質折射率隨溫度的變化程度大於光纖折射率隨溫度的變化程度,因而存在模式跳躍現象;對于長外腔,由子fgesl的縱模間隔很小,因而不存在明顯的模式跳躍現象。Therefore, objects that refer to a linked cube or a linked dimension cannot be migrated because the linked object on which the object is based cannot be migrated
因此,無法遷移引用鏈接多維數據集或鏈接維度的對象,因為無法遷移對象所基於的鏈接對象。( 1 ) the computing speed of current cpu is fairly limited, and thus for those games concerned with dealing many images, especially for action games with many actors and many scenes, making every actors vivid in these games is quite difficult by the conventional solution of dealing these kind of problems of personal computer, which is a problem hoping to be solved urgently ; ( 2 ) the mobile equipments ’ resources, especially the heap and package size, are rather limited, so this paper studied the management of heap and reduction of resources ’ size
( 1 )現有大多數手機的處理器處理速度有限,但是許多都涉及多幅圖像的處理,特別是動作類游戲,角色和場景都比較多,要在如此受限的環境中,讓每個角色的動作形象逼真,用普通的臺式機的處理方法顯然是不行的,因此圖形圖像處理是一個亟待解決的關鍵問題; ( 2 )目前大多數移動設備的資源都非常寶貴,尤其是堆內存和包容量受到了很大的限制,本文研究了堆內存的管理和資源的減容。分享友人