抽樣作用 的英文怎麼說
中文拼音 [chōuyàngzuòyòng]
抽樣作用
英文
sampling action-
This article discussed ar modeling method, capon method, music method and mn method four kinds of high resolution algorithms principle and has separately made the computer simulation in the ideal situation to the above four algorithms. through the comparison, the beam width of high resolution algorithm is much narrower than conventional beamforming method. then unifies the actual utilization, discussed the influence of time delay unbalance, time domain sampling, plane wave supposition and array element with scope and phase not identically to the beamforming and made the computer simulation
本文首先討論了ar模型法、 capon法、 music法和mn法四種高解析度演算法的原理,在理想的情況下分別對上述四種演算法作了計算機模擬,通過比較,高解析度演算法的束寬比常規波束形成法窄得多;然後結合實際運用時的情況,重點探討了延時失配、時域抽樣、平面波假設和基陣的幅相不一致對波束形成的影響並做了計算機模擬。The department of ecology and biodiversity of the university of hong kong has been appointed to carry out the 2001 - 02 programme. the main aspects of monitoring include sampling of marine benthic animals, analysing bird population data, habitat extent and conditions. cross reference will be made to environmental data such as mudflat sedimentation, water quality, sediment quality and land use changes
香港大學的生態學及生物多樣化學系,獲委派進行二零零一至零二年度的計劃,主要監測范圍包括抽樣調查海洋底棲動物、分析鳥類種群數據、生境分佈及狀況;亦會參考相關的環境數據,例如泥灘的沉積情況、水質、沉積物的質素、土地用途改變等,作為對照。In this paper, using statistical sample survey and statistics theory and consulting the standard of china industry and the situation of flexography, i have done the main tasks as follows : 1
本文利用抽樣調查和數理統計原理,參照中華人民共和國行業標準並結合西安第一印刷廠的生產實際完成了以下工作: 1Therefore, based on the key project ? esearch on some basic problems on quality control and source tracing in modern manufacture ? ( no. 59735120 ) sponsored by national natural science foundation, a deep research is made in this dissertation its branch subject ? the theory and technology of zero - waste control. the main work and achievements are as follows : 1. on the basis of the introduction of common quality control methods, some key problems about statistical quality control are elaborately discussed ; a method to decide the quality control line is developed ; a mathematical model based on the sampling plan of multi - variation of product quality is set up ; the process manufacturing condition of quality control chart is discriminated using the theory of fuzzy diagnosis
為此,本文基於國家自然科學基金重點資助項目「現代製造質量控制、溯源若干基礎問題的研究」 (項目編號: 59375254 ) ,重點對其中的子課題? ?零廢品控制理論和技術進行了深入的研究。論文的主要工作和取得的成果如下: 1在介紹了常用質量控制方法的基礎上,對統計質量控制的幾個關鍵問題進行了詳盡的討論,提出了質量控制界限的確定方法,建立了基於產品質量多變異的抽樣方案的數學模型,利用模糊識別理論對質量控制圖工序加工狀況進行了判別。Such statement appears vague and abstract, however corresponding adequately to li ' s artistic characteristics
這樣的表述似乎寬泛而抽象,但用來描述李戈曄的作品的時候就變得清晰而具體。By sampling survey method, from the aspects of bibliographical availability, the ratio of book forecasting, fields for description, description format, acquisition costs etc., the paper makes a comparative analysis among the main chinese books acquisition bibliographies, including xinhua book news, cip data, national new books information, and bibliographies compiled by publishers, and hope can provide useful experience information for the selecting of library acquisition bibliography
摘要本文採用抽樣調查方法,對新華書目報(社科版與科技版) 、 cip數據、全國新書目和出版社自編書目等國內主要中文圖書采訪書目,從書目可供性、預告率、圖書預告征訂的實際可供時間跨度、著錄欄位、著錄格式(排版顯示格式) 、採集成本等方面進行比較分析,為落實《圖書館采訪工作規范》中的「選擇出最適合於本館使用的書目」提供借鑒。Many of the verses in the novel are of high artistic value, which not only deserve the reader ' s attention as components of the novel, but also prove attractive artistically when appreciated alone
《三國演義》的詩詞歌賦有相當一部分作品具有較高的藝術價值,它們不僅放在小說中具有多種作用,值得人們注意,即便單獨抽出來閱讀,也同樣具有藝術感染力。450 students in five representative middle schools in luoyang district of henan province were selected to be the subjects ? he second year students of junior middle school and senior middle school in the no. 1 senior middle school of luoyang ( a main school in henan province ), the no. 3 senior middle school of luoyang ( a main school in luoyang city ), the no. 5 junior middle school of luoyang ( a common school ), the no. 1 senior middle school of ruyang county ( a mountain - area school ) and the no. 2 junior middle school of ruyang county ( a town school )
本次問卷調查採用了抽樣調查的方法,在河南省洛陽市選取了5所具有代表性的學校中450名學生作為調查對象? ?洛陽一高(省重點) 、洛陽三中(市重點) 、洛陽五中(普通中學) 、汝陽一高(山區中學) 、汝陽二中(鄉鎮中學)的初二和高二學生。Fine - cut tobacco and smoking articles made from it - methods of sampling, conditioning and analysis - part 3 : determination of total particulate matter of smoking articles using a routine analytical smoking machine, preparation for the determination of water and nicotine, and calculation of nicotine - free dry particulate matter
細切煙草及其煙製品.抽樣調節處理和分析方法.第3部分:用常規分析煙霧機測定煙霧中顆粒物總量,水分和尼古丁測定和無尼古丁乾燥顆粒物質計算的準備工作In order to manifest how the main bodies react to each other during the spin - off process of new ventures ; we theoretically summarize and analyze the modes of resources distribution on the basis of sample investigation
在抽樣調查的基礎上,本文還對我國學術型高技術企業衍生過程的要素組合模式進行了理論總結和分析,較全面地反映了在新企業衍生過程中各要素主體相互作用的各種方式。In this study, a scale was used to measure a sample of 278 students selected from a middle school by randomly sampling and selected 80 students who have the similar score of gse
本研究採用隨機抽樣法,選取中等數學成績的初二學生278名,然後運用有關問卷,從中篩取自我效能得分相當的被試80名作為被試。Method national system sampling survey of the area of four kinds work place of institution of disease prevention and controlment, compute the proportion, and compare with standard
方法全國系統抽樣調查省市縣各級疾病預防控制機構的各類工作用房面積,計算構成比,和建議標準進行比較。The thesis shows its originality in the following aspects : first, it attempts to take a positive mean to explore the cultivation functions of chinese mass media and gives a systematic test of the relation between the perceived reality, media reality and the objective reality ; investigates media effects on the audience and their outlooks, and comes to the conclusion that the length of watching tv is not the leading factor affecting the cultivation effects and it doubts the applicability of the cultivation assumption in china. second, it scans all the tv series shown in different provinces in china, does a sample analysis and outlines the violence on screen in china
本論文在如下方面具有創新意義:首次嘗試以實證方式探討我國大眾傳媒的涵化(培養)功能,比較系統地檢驗了觀念現實、媒介現實及客觀現實三者之間的關系,考察了媒介現實對受眾觀念的作用,發現收視時長並非影響涵化效果的決定性因素,從而對涵化基本假設在中國的適用性提出質疑;首次對全國省級以上衛視臺黃金時段播出的電視劇進行全面掃描和抽樣分析,勾勒出中國大陸熒屏暴力的基本素描。In chapter 2, first the author adopt pure sequential approach to gain cofidence bounds for linear regression parameters, which could be regarded as the continuations of the work of gle. ser ( 1965 )
在第2章里,作者首先採用純序貫抽樣,獲得線性回歸系數的置信域,這可視為gleser ( 1965 )工作的繼續。Standard practice for thin - walled tube sampling of soils for geotechnical purposes
土工技術用土壤薄壁管抽樣的標準操作規程The data for the study is taken from the answers to questionnaires dispatched to the teachers and students under study. the statistical method used is simple random sampling. the sample size is 223 junior - secondary students ( 119 males and 104 females ) and 27 teachers ( 11 males and 16 females )
女生104人) ,及教師共27人(男教師11人,女教師16人) ,以隨機抽樣方式進行問卷調查,並利用spss10 . 0作為分析工具,採用因素分析、 f檢驗、卡方分析、兩兩相關等方法對問卷資料進行了統計分析。In chapter 1, the author first study the two - stage confidece intervals for the variance of a normal distribution, then work out the optimal sample size of the first stage by numerical computations and establish a proof for the non - existence of fixed - size sampling
在第1章里,作者首先研究了正態總體方差的兩步置信區間,並用數值計算的方法給出了第一步的最優抽樣量,且證明了固定樣本抽樣的不存在性。Researchers work with the organization to select appropriate measures of the program ' s outcome and hire an agency to collect or spot - check the data
研究者與出資單位合作,選擇適合該計畫成果的評估法,然後僱用人員從事資料?集或抽樣檢查的工作。In this study, two methods were used to estimate the urban vegetation coverage from remote sensing data : automatic classification of merged tm images and spot images ; interpretation of mixed pixels of tm images
並對ikonos影像在圖像增強的基礎上採用系統抽樣和目視勾繪植被信息的方法取得研究區的植被覆蓋率數據,作為評價融合分類和分解效果的依據。Feng shiyong and zou guohua. a new method for increasing precision in survey sampling acta mathematica scientia, 2001, 18 ( 1 ) 282 - 288
馮士雍,關于樣本對總體代表性問題的認識與討論兼論抽樣調查中輔助變量的,作用,統計研究, 2001年第9期30 - 34分享友人