named data type 中文意思是什麼
named data type
解釋
名字數據類型-
A numerical model has been established which is suitable to cefr steady state and transient simulation. in these cases, a lot of calculation data have been accumulated during the analysis, including pro - process macro file named grid. mac, process control macro file named cal _ control. mac, and post - process fortran file named posdat. f. these data and files are very useful to thermal - hydraulical analysis of cefr and prototype pool - type lmfbr thermal design in the future
建立了一套適合快堆穩態和瞬態模擬的數值模型，積累了大量的計算數據，對整個計算過程作了整理，編制了前處理宏文件grid . mac ，過程數據控制文件cal _ contral . mac和后處理文件posdat . f ，對目前快堆堆內過程的熱工水力分析和今後原型快堆的熱工設計都有非常重要的意義和借鑒價值。 -
When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system
在探討可靠性設計與可靠性保障技術時，提出了石油測井儀器的可靠性計算新模型，從電氣和機械兩個方面，提出並闡述了應採用的可靠性保障技術及其使用方法：根據最新可靠性理論，建立了石油測井儀器的可靠性系統模型，探討了石油測井儀器的可靠性指標及其獲取途徑，提出了推薦使用的石油測井儀器可靠性指標（ mwture ， nolwnm ， mtbf ， mttf ） ；通過試驗，得到了所設計儀器的穩定工作時間（ mwture ） 。在研究數據處理方法時，闡述了伽瑪信號的特徵，對測量誤差類型進行了統計檢驗；介紹了數字濾波的基本理論、數字濾波方法的概況，並進行了分析；對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析；從獲取平穩段真值、地層邊界的檢測與處理兩個方面，建立了數字濾波效果的評價準則（ rvi ， rmse ， sfi ） ，給出了相應的數字濾波方法及效果評價方法；探討了自然伽瑪信號數字濾波器的設計方法，提出了適合自然伽瑪測井的混合濾波方案，探討了混合濾波方案的實現途徑；通過對部分數字濾波方法的定量研究，給出了靈活可選的數字濾波系統構成及實現流程；提出的三種濾波方案，將用於era2000成像測井系統，對自然伽瑪測井數據進行濾波處理。 -
What about the string data type named as
字元串數據類型是幹什麼的呢？ -
Dkow is capable of modeling and reasoning static domain knowledge, including domain structures, concepts and properties of the concepts, and the relations among concepts, etc. in order to apply the power of domain ontology to express the semantic information of web data, the author presents an algorithm named dtd generating from domain ontology ( dtdgdo ) that maps a given ontology to a document type definition ( dtd ) based on the transformation rules
作者提出了一種基於領域本體的web數據語義信息的表示方法，設計了dkow構建的形式化領域本體到相應dtd的生成演算法dtdgdo 。作者在屬性定義方面增強了現有ecfgs方法對dtd模型的定義，設計了生成演算法dtdgdo的三類轉換規則：重組規則、變換規則、基數規則。 -
Type exposes two data methods : one to retrieve a set of data named
類型公開兩個數據方法：一個方法名為
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