random group 中文意思是什麼

random group 解釋
隨機組
  • random : n 〈罕用語〉胡亂行為,偶然的[隨便的]行動[過程]。adj 1 任意的,胡亂的,隨便的;(話等)信口亂說的...
  • group : n 1 群;批,簇。2 集團,團體,小組。3 【化學】基,團,組;(周期表的)屬,族。4 (雕塑等的)群像...
  1. " if you ever go to the track, you find a really diverse group, experts who spend all day perusing daily race forms, people who know something about some kinds of horses, and others who are betting at random, like the woman who only likes black horses, " he says

    「如果你查其究竟,你就能發現賭博人確實是一個多樣化的群體?有成天分析日常賽事本質的專家,有對某些品種的馬匹較為深究的人,還有一些只是隨意賭錢的人,如有些女性只喜歡黑色馬匹」 ,蘇洛維爾奇講道。
  2. In this work, some species of palmae cultivated in the xiamen botanical garden had been selected to be analyzed their genetic diversity with rapd ( random amplified polymorphic dna ) technique. according to the result of genomic dna amplified with pcr ( polymerase chain reaction ), genetic distance and similarity between different palm species were calculated on nei " s estimate of similarity and genetic distance. a primary but first time research at the phylogenetic relationships of some genera and species, the molecular classification and identification of some puzzling species of palmae was carried out through upgma ( unweighted pair group mean average ) cluster analysis of the genetic distance together with comparative study of the morphological structure characteristics

    本文在初步調查分析了棕櫚科植物在我國的自然分佈、引種馴化情況以及該類植物在廈門地區栽培應用狀況的基礎上,首次採用rapd分子標記技術,對廈門萬石植物園引種的一些棕櫚科植物的遺傳多樣性進行了研究,根據pcr對基因組dna擴增的結果,用nei ' s相似性系數計算了不同植物間的遺傳距離和遺傳一致度,通過對遺傳距離的upgma聚類分析,並結合形態分類的特點,對棕櫚科植物的屬、種間的系統分類關系和一些疑難種的分類鑒定進行了初步研究。
  3. This paper deals with the static and dynamic output kinematic accuracy of a group of elastic slider - crank mechanisms with the same design parameters by taking the bar length, joint - gaps, mass density, interception and physical parameters as random variables

    摘要將彈性曲柄滑塊機構的桿長、截面尺寸、鉸鏈間隙、質量密度、彈性模量等幾何、物理參數均視為隨機變量,對機構輸出運動進行了靜態和動態誤差分析。
  4. In this study three scales were used to measure a sample of 802 students selected from 4 middle schools by hierarchical random group sampling, and 766 available copies of scales were adopted to collect data which was processed with spss 10. 0

    本研究採用量表測量法,以分層整群隨機抽樣法抽取樣本。從四所中學隨機抽取初中和高中14個自然班共計802人組成樣本,有效問卷766份。
  5. Methods a total of 218 patients with late bum remnant wounds, who were admitted to our department between dec. 2003 and dec. 2005, were divided into treatment group ( treated with immersion bath combined with comparatively isolated homey wards ) and control group ( treated with immersion bath ) at random

    方法選取我科2003年12月2005年12月期間收治的218例燒傷後期殘余創面病人,隨機分成治療組(浸浴家庭病房式隔離)與對照組(浸浴療法)進行對比分析。
  6. The pullulation of floes is a random process and it has nonlinear character. if the fragmentation of floes is not considered, the routine flocculation process is to form the small group from initial particle and the big group from small groups. finally the biggest group is formed from those big groups

    由於絮凝體的成長是一個隨機過程,具有非線性的特徵,如果不考慮絮凝體破碎的話,常規的絮凝過程是由初始粒子結成小的集團,小的集團又結成大的集團,然後結成更大的集團,這樣一步一步成長為粗大絮凝體。
  7. We also derive the expression of the signal obtained from random position by the magnetic field sensor. then we construct five - dimension nonlinear equation group for the signal obtained by the magnetic field sensor and solve them, so that we can realize 3d localizing and navigation for endoscope probe

    我們根據電磁場理論推導出位於正四面體六條棱上的差分磁偶極子在空間任意點的場強表達式及探頭感應磁場信號的原理,然後建立起五元非線性方程組進行定位求解。
  8. It was found that in the simulated physiological solution, the hydrogen bindings between some amido groups in the mp - 11 molecules are decomposed and the mp - 11 dimers become monomers. it induces the increase in the contents of the a - helical and ( 3 - turn conformation, the decrease in the content of the random coil conformation of mp - 11 as well as the increase in the exposure extent of the heme group. therefore, the reversibility of the electrochemical reaction and the electrocatalytic activity of mp - 11 for h2o2 reduction increase comparing the situation in the aqueous solution

    發現在模擬生理條件下, mp - 11分子的多肽鏈上一些酰氨基的氫鍵發生了解離,使部分雙聚的mp - 11分子變成單體分子, mp - 11分子二級結構中-螺旋和-轉角結構的含量增加,無規捲曲結構含量降低,導致了mp - 11分子中血紅素的暴露程度變大,因此mp - 11電化學反應的可逆性和對h _ 2o _ 2還原的電催化活性比在水溶液中有所增加。
  9. Methods : undergraduates in clinical science of grade o5 are devided at random into two groups - compared group and study group

    方法:將05級臨床醫學本科專業的學生隨機分成對照組和實驗組。
  10. Group 1 represents 557 respondents from random sampling. they are hong kong citizens of age 21 or above, and use internet or have a family member who had purchased or sold hk 10, 000 equivalent of foreign currencies apart from rmb in the past two years

    第一組共557位願意回應的被訪者以隨機方式選出,他們為年超過21歲,有使用網際網路的香港市民,或是在過去兩年有買賣超過價值10 , 000港元外幣不包括人民幣的香港市民。
  11. In this paper, we study the performance of input - buffered atm switching with window - access scheme and output - grouping architecture. the close - form formulae of maximum switch throughput, mean cell delay and cell loss probability are obtained by probability generating function approach. the accuracy of theoretical analysis is verified by computer simulations and results show that the maximum switching throughput will reach 99 % under random uniform traffic when the window size and the group size are 4 and 16 respectively

    本文提出了具有組合的窗口接入和線群輸出結構的輸入緩沖atm交換網路並對其性能進行了研究.通過概率生成函數方法得到了計算該交換網路最大吞吐率,平均信元時延和信元丟失率的封閉表達式,並通過計算機模擬實驗驗證了理論分析的精確性.研究結果表明,在隨機均勻業務下,當窗口尺寸和輸出群尺寸分別為4和16時,最大吞吐率可達到99
  12. Group 1 represents 557 respondents from random sampling. they are hong kong citizens of age 21 or above, and use internet or have a family member who had purchased or sold hk $ 10, 000 equivalent of foreign currencies ( apart from rmb ) in the past two years

    第一組共557位願意回應的被訪者以隨機方式選出,他們為年齡超過21歲,有使用網際網路的香港市民,或是在過去兩年有買賣超過價值10 , 000港元外幣(不包括人民幣)的香港市民。
  13. At last, the resultes are compared with those without adoption of random field model and the reliability of pile foundation under vertical load is systematically studied. the conclusion is that the interaction of piles group - soil - pile cap has great effect on the reliability of the pile foundation

    並與未採用隨機場模型的計算結果相比較,對豎向荷載下樁基可靠性進行了較系統的研究,說明樁群?土?承臺相互作用的特性對整個樁基礎的可靠度有很大影響。
  14. Based on the group theoretic framework, equivalent forms of quantum error correcting codes are found for encoding three qubits in eight qubits and correcting one error. a class of quantum cyclic codes of encoding one qubit and correcting two or three random quantum errors is obtained via quadratic residue

    第四章研究了量子糾錯碼,基於群論框架求出了量子8編3碼的等價碼,用二次剩餘方法求出了一類糾兩位和三位錯的量子碼。
  15. Based on random dot e test results, breast - fed children were significantly ( p = 0. 001 ) more likely to have greater foveal stereoacuity than did children in either formula - fed group ( odds ratio, 2. 5 )

    為了進一步研究,研究人員研究了年齡為4至6歲的曾用母乳喂養的78個兒童和曾用配方奶喂養的184個兒童,從他們出生開始隨訪。
  16. Based on bilinear pairings and the random oracle model, a new identity - based dynamic group key agreement protocol for mobile networks was proposed

    基於雙線性對和隨機預言模型,針對移動網路提出了一個動態群組密鑰協商方案。
  17. The real - space ( or position - space ) renormalization group method is close to fractal and is widely used in geometric phase transition systems without hamilton, for example, seepage, lattice animal and random walk

    實空間(位置空間)重整化群方法與分形有密切的關系,在不具有哈密頓的幾何相變系統,如滲流,晶格動物,無規行走等廣泛地被應用。
  18. For power control of listening users, forward power control method are introduced based on full, multichannel, filtered report, and collision method etc. the full report method has redundancy report information, and its real - time performance is bad, multichannel report is introduced to improve the real - time performance, and filtered report is introduced to eliminate the redundancy information, finally the collision method introduced can not only get higher real - time performance but also diminish the redundancy information ; 2. in order to meet the requirements of making the dynamic simulation of trunking group system, the ms ’ s random move equation is brought forward, the simulation of ms ’ s distribution is done and the integrated channel model are presented ; 3. the smart predicative model of power control is introduced to overcome the delay and track the change of the complicated network, with this model, the power control ‘ s performance is greatly improved

    全匯報方法存在冗餘的匯報信息,而且實時性較差,為了改善實時性提出了多通道的匯報方式,為了改善冗餘匯報而提出了篩選法,最後介紹的碰撞法在減少冗餘信息的同時又提高了實時性;二、為了集群功率控制動態模擬的需要,提出了移動臺的隨機運動方程,進行了有關移動臺的分佈模擬,建立了綜合的通道模型;三、希望克服延時和跟蹤復雜網路環境變化,提出了功率控制的智能預測模型,通過智能預測模型可以改善功率控制的性能,著重介紹了採用神經網路的方法實現智能預測的通用模型,從而跟蹤復雜多變的無線環境,諸如慢衰落及快衰落(包括多徑衰落、多普勒效應所引起的衰落)等網路特徵,達到預測功率需求;四、採用二級正交碼和智能天線(空分多址)的方法進行組內用戶的識別,改進功率控制效果;五、話權用戶的前向和反向功率控制方法;六、對引入gota的cdma系統提出了復合容量表示方法,並作容量分析,探討有關gota系統的qos問題。
  19. First, the author builds the improved architecture based on behaviors for the mobile robot moro - i, proposes a full strategy of obstacle avoidance for region filling, and defines random obstacle and general obstacle which will be dealt with differently, - moreover, the multi - sensor system is set up which includes five groups of ultrasonic sensors for detecting the environmental information and the artificial neural network is used to fuse the information from each sensor group to achieve a precision of obstacle identification ; finally, the hardware and software are designed for the realization of obstacle avoidance

    本文作者建立了移動機器人改進型基於行為的體系結構,提出了較完善的全區域覆蓋移動機器人的避障理論和策略,定義了突發障礙和一般障礙,並給予不同的處理方式;同時重點構建了多傳感器系統,採用五組超聲波傳感器用於檢測環境信息;基於人工神經網路對每組獲取的信息進行分析和融合,從而較準確地完成了對障礙的識別;最後,通過軟硬體的設計,實現了特定的避障行為。
  20. Random group and random permutation of idea

    的隨機群和隨機置換
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