basic concept 中文意思是什麼

The main contributions of this dissertation include : introduce the basic concept and class of pcma and then set up the base band transmission model

本文承擔的主要工作如下: 1 、介紹pcma技術的基本概念與分類，分析其原理，然後建立了系統的基帶傳輸模型。

( 2 ) it explains the basic concept of time series, some kinds of the common time series models and the development characteristics of time series in detail. it analyses how to judge the model from the self - related function and the deviation related function. determining a better standard to set up models from the comparison of some kinds of fixed step time series standards, then predicts utilizing the counter function

（ 2 ）詳細闡明了時間序列的基本思想、幾種常見的時間序列模型以及時間序列的動態特徵，分析了如何利用自相關函數和偏相關函數來對模型進行判定，通過對時間序列的幾種定階準則的比較，確定一種好的定階準則來建立模型，從而可以利用逆函數法進行預報。

Copywriters and art directors usually work in teams, collaborating and exchanging ideas until a basic concept of the ad is created

文案和美指通常組成工作小組，互相協作、交流思想，直到廣告的一個基本概念形成。

By combining electrostatics with photoconductivity, carlson had found the right basic concept.

卡爾森把靜電學和光電導性結合起來，得出了正確的基本概念。

The basic concept of terrain information content is proposed after an overall review of existing research achievement. applying a series of analysis and data processing method, like math - analysis, mathematical statistics, comparative, error visualizing, this paper carefully investigated the terrain information content characteristic of dems of 1 : 50000 map scale of loess plateau area

本文在對前人已有研究成果進行系統總結的基礎上，首先明確了dem地形信息容量的基本概念，並運用數學分析、數理統計、比較分析、誤差地圖等方法，以海拔高程與等高線為研究對象，以1 ： 1萬比例尺dem為參考真值，探討了黃土丘陵溝壑區1 ： 5萬dem的地形信息容量特徵。

Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

基於以上考慮，論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討：全面回顧了「可持續發展」概念的由來與演變，對國內外「可持續發展」的研究現狀進行了述評，並對「可持續發展」概念的科學內涵進行了深入探討；對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述，對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解；全面闡述了地下水資源變值系統理論的內容和意義，並與傳統的地下水資源計算評價方法進行了對比分析，結合實例具體說明了方法的應用；深入分析了地下水資源預測預報工作的極端重要性和復雜性，對傳統的地下水資源動態預測方法進行了全面的評述，指出了各類預測預報方法的特點及適用條件，對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應用於地下水動態過程線的分析，採用時間序列中的b ? j法，蒙特卡羅方法，與地下水資源變值系統理論相結合，探討了地下水動態資料分析和地下水資源預測預報的新思路；綜合分析了現今各類地下水管理模型的特點及缺陷，將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度，使模型更準確、更實用；對保證地下水資源可持續開發的內部條件和外部條件進行了分析，內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀，科學的資源計算與評價方法，可靠的資源預測預報技術，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。

Abstract : this paper described the basic concept and expressions of the decibel and neper. it also explained some merits of the calculation rntes and application ranges of the measuremeut units

文摘:本文闡述了分貝與奈培的基本概念和表示方法，同時還說明了該計量單位的優點、計演算法則和應用范圍。

Part one ( chapter ) introduce procreant history background and development track of real - options approach producing, expatiate - on real - options " basic concept, types, comparison between this approach and some other price approach

第一章介紹了實物期權方法產生的歷史背景、發展軌跡，闡述了實物期權的基本概念、類型以及該方法與其他定價方法之間的比較。

Firstly, this paper carries out some research about theory, introduces the basic concept, content, class and research outcome in theory of the enterprise m & a which includes the economy definition of enterprise m & a by the west scholars, the research outcome of capital concentration marx did and the research outcome of enterprise quitclaim dealing the scholars of our country did, then summarizes the conclusion and research outcome of the m & a practice which introduces the global m & a developing history mainly from america and china

本文首先進行了理論方面的研究，介紹了企業並購的基本概念、內容、分類和理論界對企業並購的主要研究成果，其中包括西方學者對企業並購的經濟學解釋、馬克思對資本集中的研究成果以及我國學者對企業產權交易的研究成果；並且總結了並購實踐方面的研究成果和結論，其中主要從美國和中國兩個方面介紹了世界范圍的並購發展史。

Taking the contact stress, bend stress stiffness and temperature stress as the condition, taking the weight of the kiln tyre as optimization aim function, the redia and the width of the tyre are optimized general optimize methods just consider the affecting of the parameters to aim function, but in fact, structural parameters ( such as structure dimension, interval and so on ), physics and dynamics ( damp factor, conduct factor, friction factor material ' s elastic module strength limits and so on ), which would be changed after used. the difference are called discrepancy robust design ' s basic concept is : all design parameters " discrepancy will affect the aim funct ion and arouse the quality target discrepancy

一般的優化方法，僅僅考慮了參數對其目標函數的影響，而實際情況下有些參數是變化的，產品的結構參數（如幾何尺寸、間隙等） 、物理和力學參數如阻尼系數、傳導系數、磨擦系數、材料的彈性模量和強度極限等的設計值與製造后和使用中的實際值會有差異，這種差異稱為設計變量和噪聲因素的變差。

The basic concept of siw is that it use the top and bottom layers of metal together with two row of vias is very small compared with wavelength, the dissipation loss of radiation is very small. it acts like a rectangular waveguide filled with some dielectrics, so components which can be composed by rectangular waveguide can also composed by siw such as antenna, filter, power divider, coupler, resonator

基片集成波導的基本概念是利用基片的上下金屬板和兩排間隔一定距離的金屬孔構成波導的金屬壁，由於每排金屬孔孔間距遠小於波長，因此由縫隙泄漏的能量很小，這相當于內部填充了介質的矩形波導，所以能夠用矩形普通波導實現的結構也都可以用基片集成波導來實現，比如功分器、濾波器、天線、耦合器、振蕩器等。

Before we begin to study the suability of administrative act, we must know the basic concept of administrative act

研究行政行為的可訴性，首先應從行政行為的概念入手。

By reviewing the basic concept of strategy, the paper gives the connotation, the theoretical frame and the guideline of development strategy for suburb urbanization. on the basis of the above strategic analysis, the paper further researches the development models of suburb urbanization of our country, and gives the suggestion of some vital measures to promote the progress of suburb urbanization

從「戰略」的基本概念入手闡述了郊區城市化發展戰略的內涵與理論框架；繼而具體分析和探討了關于郊區城市化運行的可持續發展戰略和均衡與非均衡發展戰略；在上述戰略分析的基礎上深入討論了我國郊區城市化的發展模式。

This paper elaborates ctod and j - integral completely beginning with the basic concept of the two parameters, moreover, it performs an easy review to the relationship between them along with the computational methods and experimental means respectively

本文從ctod和j積分的基本概念入手，對這兩個參數進行了全面闡述，並且對它們之間的關系問題以及各自的計算方法和試驗方法做了簡單的回顧。

The basic concept of using enumerated types is simple

使用枚舉類型的基本概念很簡單。

The routing protocol in the scheme uses the basic concept of aodv for reference and makes necessary improvement to satisfy the delay and

通過系統級的模擬，得到使用本方案的eplrs通信網路性能，為eplrs系統的設計提供參考。

Abstract : with the basic concept of damage mechanics and based on the fatigue damage equation of concrete materials, the multistage fatigue damage process of concrete materials is deeply and theoretically analyzed. accordingly the pathway of multistage fatigue damage with the characteristics of independence and continuance is provided, and the non - linearity multistage fatigue damage equation of concrete materials is inferred. the equation clearly reflects that the loading sequence has an effect on the fatigue accumulating life expectancy ; with the use of this equation the effect of overloading on the material life expectancy is analyzed

文摘:利用損傷力學的基本概念，在砼材料疲勞損傷方程的基礎上，對砼材料的多級疲勞損傷過程進行了深入的理論分析，給出了具有獨立性和連續性的多級疲勞損傷路徑，推導出了砼材料的非線性多級疲勞損傷方程，方程明確的反映了加載次序對疲勞累積壽命的影響；利用此方程，筆者分析了超載對材料使用壽命的影響

This paper elaborates the basic concept of molecule ferromagnet, manufacture technology and its application

文章簡要評述了分子鐵磁體的基本概念、制備技術和應用情況等發展現狀。

In this paper. we first introduce the basic concept of time - frequency analysis, include short - time fourier analysis

本文首先介紹了時頻發展的基本概念和比較成熟的時頻分析方法? ?短時fourier分析。

The basic concept, task and method of data mining technology are introduced, the present situation and application methods of city gas load forecasting are analyzed, and the application of this technology in city gas load forecasting is discussed

摘要介紹了數據挖掘技術的基本概念、任務和方法，分析了城市燃氣負荷預測的現狀和應用方法，探討了數據挖掘技術在城市燃氣負荷預測中的應用。