tree stage 中文意思是什麼

tree stage 解釋
樹木生長階段
  • tree : n 特里〈姓氏〉。n 1 樹〈主要指喬木，也可指較大的灌木〉。 ★玫瑰可以稱為 bush 也可以稱為 tree 2 木...
  • stage : n 1 講臺；舞臺；戲院，劇場；〈the stage〉戲劇，戲劇藝術；戲劇文學；〈the stage〉戲劇業；劇壇。2 ...
  1. Taxus chinensis vsr. mairei population is very oblivious from seeding stage to mature tree stage. the patterns were consistant with the ecological and biological characteristics of form. taxus chinensis var. mairei which were valuable and rare and in severe danger. in this paper, logistic model and liu - logistic model were proposed to approach the growth dynamics of tree basal area of form. taxus chinensis var. mairei population

    南方紅豆杉幼苗表現為較強的聚集分佈，除與種子的散布有關外，生境條件的差異是重要原因之? ，其它發育階段表現為明顯的隨機分佈，表明它在自然群落中分佈的概率很小，反映了南方紅豆杉珍稀瀕危的生態生物學特性和特徵。
  2. On december 20, 2003, the seoul center held a special christmas celebration, for which the stage was romantically and beautifully decorated with a christmas tree, dancing santas, a snowman, flowers and a charming, peaceful village sprinkled with white snow flakes, creating a delightful holiday mood

    2003年12月20日，漢城小中心舉辦了一場別開生面的聖誕節慶祝會。表演舞臺裝飾得美輪美奐又浪漫，祥和迷人的村莊在聖誕樹的包圍下，閃耀著雪花片片，雪人聖誕紅和手舞足蹈的聖誕老公公，更營造出充滿喜悅的聖誕節氣氛。
  3. Tree ring is a kind of natural archives, on which the isotopic analysis is important to study global climate and environmental change. the authors mainly provide a comprehensive introduction to the fractionation models of carbon, hydrogen and oxygen isotope in plants, their research techniques and the extract methods from cellulose. that results show isotopic tracer can record the message of climatic variation and has become a powerful tool for paleoclimate reconstruction and for the modern environment changing research. especially studying on pages, the cellulose isotopic analyses of imbedded old tree ring have become the mainly quantitative means of environmental evolvement. in addition, china is a typical monsoon country, research in tree ring stable isotope seasonal variation can give us a lot of important information on that. up to now, the research techniques and works on tree ring in our country are still in its earlier stage, and remain many limitations. it needs further accumulate basic research materials, intensify regional contrast and intercross studies on relative subjects

    尤其是在過去全球變化pages研究中，埋藏古木纖維素中的碳氫氧同位素分析已成為環境演化研究的主要量化手段。另外，對于中國這樣典型的季風氣候國家，開展樹輪穩定同位素隨季節性變化的研究具有重要的意義。我國在樹輪研究方面起步較晚，研究方法和研究內容上也比較簡單，還存在不小差距，既要進一步積累基礎資料，又要做區域對比，加強與相關學科的交叉研究。
  4. According to the assessment & acceptance management characteristics and demands of s & t project in china, this paper discusses and builds the index system of s & t project assessment & acceptance, depicts the stage assessment & acceptance methods, and then constructs the decision model based on c4. 5 decision tree method

    根據我國目前科技項目驗收評估管理的特點和要求，討論並建立了科技項目驗收評估的指標體系，闡述了分階段的科技項目驗收評估方法，建立了基於c4 . 5決策樹科技項目驗收評估決策模型。
  5. Due to different exploitation intensity and ecological restoration measures used in hongchiba region, wuxi county, the vegetation have been formed a series of succession stages, i. e. herbaceous stage scrub - shrub stage - shrub - tree stage - pure larix daempferi conifer forest stage - pinus armandii needle broad - leaved mixed forest stage - natural deciduous broad - leaved forest

    巫溪縣紅池壩地區由於歷史上開發強度和生態恢復措施的不同，使當地植被形成了從草本群落灌木灌叢林灌過渡帶日本落葉松（ larixdaempferi ）針葉純林華山松（ pinusarmandii ）針闊葉混交林天然闊葉落葉林的一系列生態恢復演替階段。
  6. Compared with octree data structure, the omni - tree data structure could reduce the meshes " total numbers and get better mesh quality. this paper uses cell - centered finite volume spatial discretization and four - stage runge - kutta time - stepping scheme with some convergence acceleration techniques such as local time stepping and enthalpy damping

    在流場計算中，本文採用格心格式的有限體積法用二階中心差分對歐拉方程作空間離散，用四步龍格庫塔方法作顯式時間推進。
  7. Dongzao tree needs special cultivation techniques during growing stage to bear fruits

    摘要冬棗樹要求栽培技術嚴格，管理不好或一些技術配合不好就不結果。
  8. 42tyj - f synchronous motor mainly used in stage lighting, rotating christmas tree, stand electric toy and each crafts

    此類機型常用山水畫燈光畫動感畫聖誕樹海景轉燈舞臺燈走馬燈光導纖維轉燈等旋轉工藝品上。
  9. Factors of inducing dormancy, determining the stage of flower initiation and dormancy development, the methods of avoiding dormancy and stimulating adequate and uniform budburst, the growth and development of tree and the cultural management, the cause of secondary dormancy and the methods of avoidance of secondary dormancy, and the breeding of non - dormant cultivars are the critical points for non - dormancy culture

    溫帶地區無休眠栽培的研究重點是：自然休眠誘導因子的確定；花芽分化進程及自然休眠進程的精確界定；避免進入深度休眠及促芽整齊萌發的配套技術；無休眠栽培條件下樹體的生長發育規律及樹體綜合管理技術；二次休眠現象發生的原因和克服措施；無休眠品種的選育。
  10. ( 2 ) in bidding stage qualitative and quantitative analysis shall be applied for risk analysis, including methods of expert scoring, decision tree, expected loss, hierarchy analysis, and fuzzy evaluation. which are applicable for analysis and evaluation of various risks during bidding period of the project

    （ 2 ）投標階段中風險分析採用定性與定量相結合的思路方法，運用了專家打分法、決策樹方法、期望損失法、層次分析法、模糊評價法。對項目的投標過程各風險因素的分析和評價都具有一定的應用價值。
  11. When community developed to climax stage, however, the species diversity would decrease attributing to the disappearance of some pioneer species. in addition, species diversity of the shrub - tree ecotone would increase swingingly, due to the " bundary effects "

    但當群落發展到成熟的頂級階段時，多樣性會隨著一些先鋒種的消失而有所下降；另外，林灌交替階段會因「邊緣效應」 ，物種多樣性大幅增加。
  12. At the stage of image recognition, a unique model of pcb fault recognition was built on methods of tree - classification and sequenntial probability ratio test, and a kind of method of m feature selection and extraction was introduced

    在圖像識別中，本文分析了常用的模式識別方法，根據樹分類法和序貫概率比檢定法的思想設計了一種獨特的pcb缺陷模式識別方法；並給出了針對各種pcb缺陷模式的特徵選擇與提取方法。
  13. The algorithm applies a simple clique finding and weighted coloring to determine lower and upper bounds, and actives exactly one new search tree node at each branching stage which using the information obtained in the weighted coloring to choose a branching vertex, and uses backtracking method to obtain optimum solution

    該演算法用團的簡單啟發式演算法提供下界；用加權著色的啟發式演算法提供上界；在分支階段，每次只產生一個新的子問題，並利用著色信息來選擇分支頂點；最後利用回溯法來檢驗整體最優性。
  14. Sparse - tree architecture enables low carry - merge fan - outs and inter - stage wiring complexity. single - rail and semi - dynamic circuit improves operation speed. simulation results show that the proposed adder can operate at 485ps with power of 25. 6mw in 0. 18 - mu m cmos process

    具有代表性的并行前綴進位結構有kogge - stone樹brent - kung樹han - carlson樹和knowles樹等，一些高性能的加法器也由此被設計出來。
  15. At the same time, holes which may appear in walkthrough will be analyzed and filled in the preprocessing stage ; this thesis proposes a local reconstruction and resampling algorithm to generate a set of new samples which distribute more uniformly on surfaces and then they are organized by obb - tree and normal vector clusters

    為彌補參考圖象對場景表達不完備問題，本文給出了重建平面的空洞分析和預填補演算法，在預處理階段即對漫遊時可能出現的空洞進行分析和高質量的填補；本文提出了一個針對基於點表達的物體的局部重建和重采樣演算法。
  16. To make it clear, the article use and analyze numerical value cases from bellmum and zadeh. finally in order to work out the value function in all forms and the expected value of optimization in all aspects easily, we take down all the problem existing in multi - stage stochastic decision processes. the solution of optimum is formed and multi - stage stochastic decision tree - table is introduced

    為說明問題，本文利用bellman和zadeh [ 1 ]的數值例，應用兩種方法進行分析，最後為了更方便的解出對所有形式的評價函數，及其期望值的最優化解對各種進行的發展，把經過多階段概率決策過程的問題記述下來，構成一個最優解的統一圖表，引入了多段概率決策樹表。
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