tree-length 中文意思是什麼

tree-length 解釋
原條
  • 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...
  • length : n. 1. 長，長度，長短。2. （時間的）長短，期間。3. （賽艇的）一艇的長度；一馬的長度。4. 程度，范圍。5. 【板球】球程；投至適當距離的球。6. 【語言學】音長。7. 一段，一節。
  1. Three amendments are made to neighbor - joining method : first, a more precise evolution model is used to calculate the distance between sequences ; second, sequences are used to generate multiple typological structures, and hence compensate the shortcoming of neighbor - joining method, which can generate only one typological structure ; third, back mechanism is introduces to avoid the negative branch length in distance method and get a more accurate tree

    本文對距離法中的鄰接法進行了三點改進: 1 .使用更精確的進化模型來度量序列之間的距離，降低因模型而帶來的誤差; 2 .通過隊列產生多個拓撲結構，解決了鄰接法只能產生一個拓撲結構的缺陷; 3 .引入回退機制，消除了距離法中負枝長的產生，得到的樹更準確。
  2. The most preeminent characteristic of finger jointing flake is that it is the outcome of wood s comprehensive utilization. its appearance may be of different color or texture of same tree species, or the finger - jointing shape in length direction of different flake length, or the blended finger - jointing of different tree species

    指接木皮最大的特色就是他是木材綜合利用的產物，其外觀可以是同樹種不同顏色或花紋或不同長度木皮的長度方向的指接形態，也可以是不同樹種的木皮混合指接形態。
  3. Result : the decision tree consisted of multiple levels of branches and color blocks to present the output and the sequence of information gathered ( e. g., length of stay > disease classification > mode of departure from the hospital > triage > medical specific ) and reflected the degree to which the distribution of medical expenses were influenced

    結果：決策樹以多層次之樹枝分佈及顏色區塊等視覺化方式呈現研究結果；其中資訊增益順序為（滯留時間疾病分類離院后動向檢傷分級科別） ，該資訊增益之順序也代表屬性影響醫療費用分佈之程度，意即滯留時間為決定急診病色醫療費用多寡之首要因素。
  4. In the night i took my first contrivance, and got up into a tree, where i slept well, and the next morning proceeded upon my discovery, travelling near four miles, as i might judge by the length of the valley, keeping still due north, with a ridge of hills on the south and north - side of me

    到了夜裡，我還是拿出老辦法，爬上一棵大樹，舒舒服服地睡了一夜。第二天早上，我又繼續我的考察。在山谷里，我大約朝北走了四英里，南面和北面是逶不絕的山脈。
  5. According to climate condition, soil condition and afforesting tree species and water requirement rule of forest and grass, the paper analysed and calculated the slope length for collecting stream of three site preparation methods which were reverse - slope terrace, level trench and scale - hole, and the slope length for collecting stream of deferent gradients and planting bandwidths were acquired

    摘要根據寧南山區的氣候、土壤、造林樹種等，按照林草植被建設的水分需求規律，對不同水上流失區的反坡梯田、水平溝、魚鱗坑3種整地方式的集流坡面長度進行分析與推算，計算出了不同坡度、植樹帶寬度下的集流坡長。
  6. Using a binary search tree or dividing the string into segments as long as the square root of the length of the string will solve the problem

    用一個二叉搜索樹或者將串切分成長度的平方根那麼長的小段都可以解決這個問題。
  7. Then in - depth analysed some key technologies including the webpage content extracting, the website topological structure analysis, the website subject analysis & indexing and the website retrieval. especially, some novety solutions, such as the content extraction methology based on the space length of tags, the website tree construction methology based on the similarty of directory in url, and the website concept methology basd on the structure of website, are proposed. finally on the basis of the algorithms and theory, the intellectual websites retrieval system is built and the experiments proved that it can achieve better results

    根據以上研究目的，本文首先分析了智能網站檢索技術的構造與實現，提出了基於主題標引的智能網站檢索系統的系統結構與實現策略，之後對系統中的主題分析、標引與檢索等關鍵技術進行了深入分析，針對主要技術難點重點討論了網頁正文抽取，網站拓撲結構分析，網站主題獲取等相關實現技術，提出了基於標簽間距的正文抽取演算法，基於url目錄相似度的網站結構分析演算法和基於網站結構的網站主題概念獲取演算法等解決方案。
  8. An optimized method of clock - tree is introduced. the whole length of the clock - tree is reduced by decrease the load of new node, the performance of clock - tree is improved

    摘要介紹了一種新的時鐘樹優化策略。通過減小時鐘樹子節點的負載，從而減少整時鐘樹線長，使時鐘樹性能得到了提高。
  9. The phylogenic relation and similarity of the gene is full length of lfy - like gene, which is 99 % similar both in nucleic acid sequence and amino acid sequences with that of ginlfy f rom the female. compared with the ginlfy of female, the gene from the male tree is deficient in 3 bp, and mutantion sites exists on the varied region of lfy - like

    該基因與文獻報道的銀杏雌株leafy基因相比，核苷酸序列同源性高達99 ，蛋白質序列同源浙江大學博士學位論文摘要性達99 ，缺少了3個核昔酸，突變均在植物leaf 』 y基因的非保守區內。
  10. The main content is position matrix is set to record the location of wavelet coefficients, scanning the important wavelet coefficients first by using ordered quad - tree, and encoding the sign by using run length coding as well

    主要思想是：設立位置矩陣記錄子帶的位置信息，對高頻子帶內小波系數進行掃描排序形成有序四叉樹，對輸出的符號串採取行程編碼。
  11. The village seemed deserted, the only sign of lift being an ugly-looking black goat tied to a tree on a short length of rope in a field nearby.

    這個村莊似乎人煙稀疏，唯一有生命跡象的是一頭醜陋的黑山羊，它被一根短繩拴在附近田頭的一棵樹上。
  12. It is 2000 metres in length and takes an hour to complete. along the walk, it introduces some common native tree species

    樹徑全長2公里，全程約須1小時，沿途介紹本港常見樹木植物，包括白桂木、樟樹、大頭荼。
  13. Having experienced many vicissitudes of life for a century, the bigleaf banyan with a stalk 6 meters in girth displays its outside roots ( 0. 5 meters height and 4 meters length ) which look like flood dragons with scales on skin sporting under the tree

    位於紀念堂南門至主體建築之間的西側園道邊，歷盡滄桑的大葉榕胸莖周長6米，地根外露形成一景（外露的根莖高0 . 5米，根長4米） ，有脊有鱗，宛如蛟龍游戲于樹下。
  14. Her curly, shoulder - length hair gave her an absolutely gorgeous and stylish look. master greeted everyone cheerily, and then playfully stretched her arms on the tree branches behind her seat to relax herself, as everyone burst into delightful laughter

    師父輕松愉快地向大家問好，又俏皮地將雙臂扶掛在座椅後方的樹枝上，伸展身體，頓時在場所有的人都開心地笑了。
  15. The respective outgroups acyrthosium pisum and lygus heperus knight are the new gene informations for the international biology gene bank. here we got the issrdna sequence data of the aphidiodea, which were firstly aligned by clustal w and then used to construct phylogenetic tree by mega 2. 1. the result of cervaphinae revealed that : ? he sequence included 797bp in length

    本研究以越南、北京地區的蚜總科內代表蚜蟲為主要研究對象，在依據外部形態分類鑒定的基礎上，應用dna序列測定技術于蚜總科昆蟲系統學研究，通過pcr擴增獲得蚜蟲18srdna基因序列，應用clustalw程序進行同源對比，採用mega2
  16. I stepped out into our backyard and climbed up into the apple tree. perched in its upper limbs, i could see the bulldog as he traipsed up and down the length of his wire

    我走進我們家後院，爬上蘋果樹，俯在高處的樹幹上，我能看見博吉沿著鐵絲圍欄來回閑逛。
  17. A tree of about 0. 3 meter in diameter and 15 meters in length fell onto the ground. both uphill and downhill lanes of the peak road were closed temporarily

    山頂道油站附近有一棵零點三米闊、十五米長的大樹倒下，上落山的行車線暫時封閉。
  18. The length of the tree walk is 1550 metres and introduces 15 trees species

    樹徑全長1550米，介紹沿途15種樹木植物。
  19. The length of the tree walk is 1150 metres and introduces 20 trees species

    樹徑全長1150米，介紹沿途20種樹木植物。
  20. Tree walk is 440 metres in length and totally 18 species of tree are introduced

    樹徑全長440米，介紹沿途18種樹木植物。
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