根插條 的英文怎麼說
中文拼音 [gēnchātiáo]
根插條
英文
root cutting-
Resampling is that every image element in the screen gives off one ray according to the planned observing orientation. this ray penetrates 3d data sets, and to chooses k sampling dots of equidistance along with it, and does three linear insert values according to color and opacity values of eight data dots that mostly close to certain sampling dot, then evaluate the opacity value and color value of it
重采樣,是從屏幕上的每一個象素根據設定的觀察方向發出一條射線,這條射線穿過三維數據場,沿著這條射線選擇k個等距的采樣點,並由距離某一采樣點最近的8個數據點的顏色值和不透明度值做三次線性插值,求出該采樣點的不透明度值及顏色值。Instead, cuttings, roots and cell cultures will be gathered from gene banks
反之,從基因庫聚集了插條生根和細胞培養。A "clonal test" is an experiment in which rooted cuttings or grafted trees are planted according to a replicated design and measured after a period of years.
一個「無性系測定」試驗是生根的插條或嫁接的樹木按照重復設計栽植的,並在生長幾年後進行測定。Then this dissertation implements most of algorithm of non - uniform b - spline surface such as positive calculation, reverse calculation, knot interposer etc. based on the g0, g1 continuous conditions of uniform bicubic b - spline surface, the paper deduces the g0, g1 continuous conditions in the surface reverse calculation then implements it for each face. the last step is the data exporting
然後運用非均勻b樣條曲面反算構造插值曲面,研究了雙三次非均勻b樣條曲面反算過程中的g ~ 0 , g ~ 1連續條件,並根據該條件針對不同的表面給出了相應的連續策略,實現了各曲面間的g ~ 0或g ~ 1連續。In most cases cuttings are made in the spring before the start of growth or in early summer before the new growth become hardened.
在大多數情況下,插條在春天開始生長前扦插或者在新枝尚未木質化的初夏扦插最易生根。A part, such as a stem, leaf, or root, removed from a plant to propagate a new plant, as through rooting or grafting
插條從某一植物上切除一部分並用來繁殖出一棵新植物,如莖、葉或根,通過紮根或嫁接It offers the idea according to problem faced, considering the good character of the ends, the ajusted cubic b - spline curve is used to fit ship lines. it finds out the control vertexs according to a sequence of given points, and then, through particular formula, each point in the curve could be worked out. it smoothes lines with the method based on small - paramter
針對面臨的問題,提出了自己的思路,在數學計算方法上,由於三次準均勻b樣條曲線良好的端部性質,這里用它來擬合船舶型線,首先根據所給的初步型值求出其控制頂點,然後根據相關公式進行插值便能得到曲線上的所有插值點。In these regions, an expensive high - order accurate eno scheme is applied to evaluate the numerical flux at cell boundaries. and hi smooth regions a cheap spline interpolation is used to get the value of the numerical divergence from values previously obtained on lower resolution scales to save the computational cost
在這些奇性區域,我們利用代價昂貴的高階基本無振蕩格式計算單元邊界的數值通量;而在解光滑的區域,則用廉價的樣條插值根據先前低分辨尺度上得到的值來計算出其數值散度,從而減少計算工作量。Since the suggested method makes a significant improvement in wind speed, it is more suitable for wind field estimation over complex terrain than other methods which only concerns the effect of distance. then we calculate the wind change with evaluation, last we can conclude the wind abase the hilly terrain, we find the wind in westward and center plain is much smaller than other area. while the wind in northward hilly area is much bigger with the hilly arising. the wind of chongqing is the biggest period in spring ( april ), the smallest period in winter ( january ), the wind in summer ( july ) is bigger than its in autumn ( october )
本文利用重慶及其周邊地區的常規氣象站的1951 ? 1980年30年的風速平均資料,針對復雜地形風速診斷,以地理信息系統為數據處理平臺,根據重慶1 : 25萬dem數據,來獲得重慶市實際復雜地形的高程,提出了一種適合於起伏地形的權重內插方法,通過引入一個表示地形起伏變化程度的因子,構造了一種新的權重函數,來處理復雜地形上的風速,通過與只考慮距因素同反平內插方法比較發現,本方法更適合在起伏地形條件下使用;然後根據經驗公式在地形上進行計算,得出重慶地區起伏地形下的風速分佈;得出重慶市的西部、中部平原地帶風速較小,而北部山區隨海拔高度升高風速也較大;重慶市風速最大時期為四月份,冬季一月份最小,夏季(七月份)大於秋季(十月份) 。So we can complete the kinematic analysis of the cam mechanism by the analysis of the corresponding assur - group. based on the method, this paper deals with plannar disc - cam mechanisms with different types of followers. the main points of this paper are as follows
基於桿組的分析方法,本文圍繞各種類型從動件的平面盤形凸輪機構做了如下工作: 1 .根據凸輪機構的檢測數據利用三次周期樣條函數插值法對凸輪實際廓線進行曲線擬合。Thus the areas of the overlapping regions are compensated efficiently and the accuracy of measurement is highly improved. the volume of the bubbles can be estimated on the bubbles " area information, and a genetic algorithm ( ga ) based method is used to match and track bubbles in the image sequences, which solve tracking problem under complex conditions efficiently, such as some bubbles may have kinetic occlusion and crossover, some newly generated bubbles may entered into flow field and run away. a smooth kinetic locus is obtained by fitting the discrete centroids with a cubic spline function and at the same time the visual measurement is realized
根據氣泡在圖像平面中的面積估計氣泡的體積,並對流場中的所有氣泡採用遺傳演算法進行最佳的匹配跟蹤,有效地解決了氣泡群在流場中出現如遮擋、交又、新它『出現、逃逸等復雜情況下的準確跟蹤,並採用三次樣條插值方法對離散的質心點軌跡進行擬合,得到氣泡在流場中平滑的運動軌跡,從而實現了摻氣水流特性的可視化測童。Studies on the cutting propagation of taxus chinensis var. mairei. effects of rooting powder on the rooting of the cutting
促根劑對扦插穗條生根的影響The results show, iba is beneficial for rooting at a concentration of 400 ppm, with rooting rate of 94. 6 %, and average root number of 9. 8 per cutting ; and the substrate variety used for stem planting also affects rooting efficiency
結果表明,適宜濃度的iba具有促進金雀花插條生根的作用,其中以400ppm的處理效果最好,生根率達到94 . 6 ,每插條平均根數達到9 . 8條。The water quality respond relation of input - output measurements are established by systematic theory in this paper. according to the peculiarity of hydrology and the necessity of water quality inverse problem the multi - parameter inverse problem model based on ordinary differential equation is developed. the existence and uniqueness of the solution of the ordinary differential equation about two parameters or multi - parameter are to be proved. the unstability depending on errors between monitoring data and interpolation approximate data are analyzed and demonstrated. cubic spline interpolation function, the least two multiply and positive rule method are conjoined for obtained solution of multi - parameter. the results from this algorithm indicats its efficient to the multi - parameter identification in water quality modeling
本文應用系統理論,建立了水質多參數輸入輸出之間的響應關系;根據河流水文水質變化特點和參數反問題的需求,建立了水質常微分方程多參數反問題模型.根據常微分方程參數反問題的數學理論,作者給出了兩參數和多參數水質常微分方程反問題的解的存在性、唯一性的理論證明過程和結論;還針對水質現有監測資料的測驗誤差和插值近似計算誤差造成參數反問題的不穩定性,將三次樣條插值函數、超定方程最小二乘法和正則化演算法有機地結合使用,成功地給出了水質參數反問題的穩定化演算法.最後給出了應用計算結果To interpolate the given ship offset data, the ship - hull surface is represented successfully by nurbs. the boundary conditions computation and knots vector construction are detailed in nurbs curve and surface interpolation
本文根據船體型值表的數據,用nurbs曲面來描述完整船體曲面,對插值曲面邊界條件構造及節點矢量計算進行了研究,實現了船體曲線曲面的nurbs表達。When nocheck is specified, the constraint is disabled and future inserts or updates to the column are not validated against the constraint conditions
如果指定了nocheck ,則將禁用約束,從而在將來插入或更新列時,不根據約束條件進行驗證。Based on the test data, and by using the distillerys grain drying curve and drying - rate curve, this paper analysed the distillerys grain drying process, and demonstrated the characteristics of the drying and the change of drying - rate of the distillerys grain in heat - air penetrating bed
根據試驗所測數據,利用三次樣條插值函數擬合酒精糟乾燥曲線和乾燥速度曲線,深入分析酒精糟的乾燥過程,得出酒精糟在熱風穿床乾燥方式下的乾燥特點和乾燥速度的變化規律。The crews raced for the beach ; but the boat i was in, having some start, and being at once the lighter and the better manned, shot far ahead of her consort, and the bow had struck among the shoreside trees, and i had caught a branch at swung myself out, and plunged into the nearest thicket, while silver and the rest were still a hundred yards behind
水手們競先向岸劃去,但是我乘的劃子,由於起劃略早,舟身較輕,配備的槳手好一些,遠遠地劃在它的同伴的前頭,船首一頭插在岸上的樹叢里,於是我一把拽住根枝條,蕩了出去,接著便鉆進了最近的灌木叢,這時西爾弗和其餘的人還在身後一百碼的地方哩。In this paper, the methods of eos / modis lib data processing are discussed based on the format and the technical reports of modis ib datasets, including data preprocessing, data extracting, data calibrating and projection transformation etc. some problems in data processing are solved. a method of de _ striping, edf adjusting, is adopted. and the earth location data matching between different resolution pixels are discussed including data interpolating
本文根據eos modis1b資料的格式和內容,詳細論述了modis1b數據集的處理方法,包括資料預處理、數據提取、資料定標和投影變換等等,對于數據處理過程中可能存在的一些問題給出了具體的解決方案,重點討論了定標過程中去除波段圖像「條紋」的方法和投影過程中各種解析度象素點的定位匹配以及由此帶來的定位數據插值等問題。分享友人