range of variables 中文意思是什麼
range of variables
解釋
變量的范圍-
By taking these spatial points as initial guess, all exact real solutions withi n a certain range of variables are found using unrestraint optimization
以這些空間點為初始值，利用無約束優化，得到在一定值范圍內的原方程組的全部精確實數解。 -
In the face of these uncertainties, cts - 3 has adopted a range of assumptions for the major causal variables documented earlier in this report
由於面對各種不明朗因素，本研究為上文所述的主要變數，假設了一連串的增長方案。 -
Based on the distinction of monetary effect and efficiency and taken the monthly data of 1999. 12 - 2006. 6 as sample, this paper studies the relations of integrated variables with the method of canonical correlation analysis, empirically tests the combined transmission efficiency of monetary policy based on multicomponent reaction models, and finally it indicates that, in the sample range, monetary operation tools married up better, the holistic transmission efficiency is relatively high, while there exists efficiency derogation in external transmission system, but also a big space of promotion
摘要在區分貨幣政策效果和效率的基礎上，本文以1999年12月2006年6月的數據為樣本，藉助典型相關分析，對貨幣政策傳導中同屬性變量進行整組壓縮，研究整組變量間的關系，並結合交互影響的多元反饋模型，對我國貨幣政策傳導的綜合效率進行了檢驗，得出結論：樣本區間內，貨幣政策工具實現了良好的配合，整體傳導效率高，外部傳導存在著效率減損，但有很大提升空間。 -
A chirp scaling algorithm for airborne bistatic sar is proposed, which is suitable for the flight configuration that transmitter and receiver follow parallel path with equal velocity in broadside looking mode. airborne bistatic sar echoed signal model of this particular flightpaths is derived. the model is converted into the range doppler space and is mapped from double range variables to single range variable domain
本文建立了這種特殊飛行模式下雙基地sar的回波信號模型，推導了它在距離多普勒域的表達式，解決了信號模型從雙距離變量域向單距離變量域轉化的問題，並推導了cs因子的線性近似表達式，分析了演算法中各種近似造成的誤差。 -
To discuss the natural vulnerability of different coasts to future sea - level rise, the paper selects the coasts along the pearl river mouth as the studied area. after analyzing the impacting factors of natural vulnerability along the pearl river mouth, the paper divides the coastline of approximately 412km into 25 15 - minute gird cells. for assessment purposes, the six variables including geography, relative sea - level change, average tide range, regional slope, shoreline erosion or accretion rates and tropic cyclone impacting frequency are selected as assessed variables
為了探討不同海岸帶對未來海平面上升的自然脆弱性，本文以珠江口沿岸作為研究個案，在分析珠江口沿岸自然脆弱性的影響因子的基礎上，把珠江口沿岸412km岸線劃分為25個15 15的網格單元，選取了地質、海平面上升率、平均潮差、區域海岸坡度、海岸侵蝕/堆積率、熱帶氣旋影響頻率6個評價指標，應用cvi指數評價公式對珠江口地區進行海岸脆弱性評價，並建立海岸脆弱性評價數據庫，繪制了珠江口沿岸1 ： 2 ， 000 ， 000的數字化cvi圖。 -
The uncertainty of these variables causes the variability of factory ’ s capacity planning, especially for long range capacity planning in semiconductor manufacturing because of its shortening product life cycle, high equipment cost, etc. the uncertainty issue of long range capacity planning process in semiconductor manufacturing was studied in this thesis
這些變量在實際中的不確定性，導致了工廠生產能力計劃的變動性。由於半導體產品生命周期日益縮短，生產設備造價昂貴等原因，工廠長期生產能力需求的不確定性在半導體製造業表現得更為突出。 -
The conclusions are as follows : ( 1 ) high - pressure water - atomization can be used to produce a pre - alloyed steel powder with high apparent density, high green strength, size - stability after sintering and low hydrogen - loss content ; ( 2 ) the higher smelting temperature and / or water pressure, the finer particle size of steel powders ; ( 3 ) when the atomization angle holds in a reasonable value ' s range the obtained powder will have a better particle size distribution ; ( 4 ) an optimum atomization technological parameters : liquid steel flux, water pressure and water prick angle was obtained ( 5 ) reduction variables ( temperature, holding time, material - bed ' s thickness and reducing gas flux ) have a significant effect on the particle agglomeration and properties of final powder was given ( 6 ) different alloying methods were developed to modify properties of ferrous powder materials and hence to broaden its applications in ferrous powder metallurgy industry
本文系統研究了水霧化預合金鋼粉生產工藝及合金化方法對鐵基粉末冶金材料性能影響，詳細研究了冶煉、霧化、還原工藝參數對預合金鋼粉化學成份和物理性能影響，並得出如下結論： （ 1 ）採用高壓水霧化技術可用於生產高密度、高強度、尺寸穩定性的低氫損含量的水霧化預合金鋼粉。 （ 2 ）冶煉溫度越高，高壓水壓力越大，所得生粉顆粒粒度越細。 （ 3 ）水錐角調整在一個適當角度范圍內可獲得粒度組成較好的生粉。 -
A set of nonlinear equations of precise synthesis are established for special case according to co - planarity and equal distance conditions. by resultant elimination, 3 polynomial equations containing 3 variables are obtained. all of the groups of real solution within a certain value range are generated with computer graphic method
針對實現兩個函數，每個函數四個精確點的rssr機構，通過結式消元法消元，得到三元高次多項式方程組，並採用計算機圖解法，在一定值范圍內解出了方程組的全部實數解。 -
The effective heat - transfer temperature difference ( t _ i ) of every effect of multi - effect evaporation subsystem and the preheat temperature rise ( t _ ( p, j ) ) of every level of multi - level preheat subsystem of the design model were distributed by equal heating area, equal heat - transfer temperature difference, and free proration methods. the simulation of design has been conducted by matrix method combined with iterative method. the free proration method transformed the decision variables from t _ i and t _ ( p, j ) with complex restriction into _ i 、 _ p, jwith the value range of 0 1, and provided a simple and convenient method for optimum design
操作型模型分別以t _ 0 、 t _ k 、處理量f _ 0 、出料濃度x _ （ az ）等不同控制變量為未知變量並採用矩陣法結合迭代法進行操作模擬計算;在操作模擬計算的基礎上，建立了復雜多效蒸發系統操作優化模型，該模型以濃縮成本最小為優化目標，以t _ k和f _ 0為決策變量，採用遺傳演算法結合矩陣法求解。 -
But in the paper, there are two directly inputting variables that they are ed and fd, and the ed is calculated by ld and rd, where the ld, rd and fd denote the distance that are measured by range sensors on a car between the left, right, front obstacle and the car, then they will be translated into controlling variable u by the function of fuzzy controller, and then the car will move basing on the controlling variable u
在常規的模糊控制中採用變量和變量變化以及變化率作為輸入的多維模型。本文採用所檢測到的三個距離即ld 、 rd 、 fd經過簡單變換為ed 、 fd ，再以這兩個變量直接作為輸入，經模糊控制器的作用，輸出控制量u ，小車就按照該控制量的控制來實現運動。 -
" after adjusting the results for a wide range of variables, we concluded that the link between symptom - free children and a diet rich in fruity vegetables and fish was statistically significant " says dr chatzi
博士說： 「調整結果位大范圍的變量，我們認為，無癥狀孩子與飲食中富含『水果蔬菜』和魚的關聯性有顯著的統計學意義。 」 -
Chaotic variables have not uniform distribution, and it is worse that chaotic variables are very sensitive to the change of initial value and the defining range of variable ; therefore it is uncertain that the optimal solution can be found. all those shortcomings above bring numerous problems in the process of optimization
通過分析揭示了混沌優化的本質，首先混沌運算元在變量定義域上並非均勻分佈，所以能否找到最優解是不確定的；再之混沌優化對初值的變化和變量定義域的變化特別敏感，這些給優化過程帶來許多難以確定的問題。
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