medium scale model 中文意思是什麼
medium scale model
解釋
中等規模的模型-
The sand box model is a reduced scale representation of the natural porous medium domain.
砂槽模型是將天然的多孔介質區域按比例縮小的模型。 -
Research on econometric model of science and technology investment in large and medium - scale industries
大中型工業企業科技投入計量模型研究 -
This work aims at studying multi - scale structures of large - scale stratiform precipitating clouds typical of henan province of central - eastern china in spring and autumn drought periods of china, the potentials and techniques of artificial rain increase. through analysis of historical weather / climate and cloud physical data, developed are a number of multi - scale observational schemes including intensive observational items, and space / time resolutions of data for integrative field observations to obtain real - time measurements of the structures at large -, medium -, small - and micro - scale. from analysis of observed separate items, their integrative treatment and numerical simulation we place focus on case studies and their integration in investigating such structures of stratiform precipitating clouds over the target region, rainfall physical mechanisms and exploitation of artificial rainfall increase potentials, whereupon a conceptual model is constructed and a range of catalysis schemes are proposed to improve smaller - scale forecasting accracy and techniques for the rainfall increase, with the dominant results given below
以地處中原、具有典型代表意義的河南層狀降水雲系為主要研究對象，在對該地歷史天氣氣候和雲物理等資料分析的基礎上，研究設計雲系多尺度觀測方案（包括加密觀測項目、觀測時空解析度） ，實施有設計的外場綜合觀測，獲取雲系結構多尺度（大、中、小、微）配套的實時觀測資料；通過對各種觀測資料的分項和綜合處理分析，以典型個例觀測和數值模擬分析研究為重點，綜合多個例分析，研究河南層狀降水雲系多尺度宏微觀結構特徵、降水物理機制和人工增雨潛力條件，建立典型層狀雲系人工增雨概念模型，研究科學的人工增雨作業技術系統。 -
For few domestic and international studies of the radio propagation in the overburden of the earth ' s crust, this paper theoretically stresses the propagation problem of low frequency radio wave, including slf wave and vlf wave, in the medium and briefly introduces the theory of scale model testing method
針對國內外有關電波在地殼覆蓋層中傳播研究工作的空白，本文主要從理論上討論低頻（包括特低頻和甚低頻）無線電波在該種介質中的傳播問題，並簡要介紹縮比模型測量理論。 -
The hot dry rock geothermal energy is a r. ew clean energy and have excellent development prospects, but is not yet exploited on large - scale in our country then to mankind : the theories and technique of the heat extraction all belong to the new task in the new field, and already have a strong appeal to the international technology worker, and already have obtain certainly achievement, on the basis of study by our predecessors, this paper do the as follows work, acquire the following main result : lx present a many fields coupling mathematics model for solid - flow - heat of 3d blocked medium in hdr
高溫巖體地熱是我國以至人類尚未大規模利用而又極具廣闊開發遠景的新的潔凈能源，對其進行開發利用的理論與技術都屬于新型領域的新型課題，已經吸引了大批的國內外科技工作者的投入，並取得了一定的成果。在前人研究的基礎上，本文做了如下工作，獲得了如下主要成果： 1 、建立了高溫巖體地熱開發的塊裂介質固、流、熱多場耦合數學模型，模型控制方程包括完全耦合的變形方程、滲流方程、熱傳導與對流方程，描述了熱儲層的非線性特性。 -
In go on and analyzed, discuss foundation all - sided to medium and small - scale library digitalized current situation and theory and technological problem that face of construction, combine digitalization, networked to build practice propose medium and small - scale library digitalized basic train of thought and exploratory development model of construction, library of baoshan district, the digital library is regarded as the final goal of digitalized construction of the library, run through thread of this text to probe medium and small - scale library digitalized basic law, development model of construction
在對中小型圖書館數字化建設的現狀以及面臨的理論與技術問題進行全面分析、討論基礎上，結合寶山區圖書館數字化、網路化建設實踐提出了中小型圖書館數字化建設的基本思路與探索性發展模式。數字圖書館作為圖書館數字化建設的最終目標，貫穿本文的主線是探索中小型圖書館數字化建設的基本規律、發展模式。 -
After analyzing the product data exchange and share among cax, pdm and erp, this paper expounded three arrangements of ideas to carry out system integration between pdm and erp at present, then, broadly combining with the last research achievements of information integration theory and method and synthetically considering technical advancement and practical needs of domestic medium and small - scale enterprises. advanced and analyzed three plans to solve the integration problems. in view of reasonable method to organize product information, the paper adopted express model language to describe integrated logic data structure, built integrated data model with o - o feature to support system integration, discussed the method to bring about integrated data model on rdbms, and at last, according to the implementation of cims in yunnei power co., ltd, developed a integrated data model to exchange and share information between pdm and erp by means of transforming ebom to mbom
本文首先對cax 、 pdm 、 erp之間的產品數據交換與共享作了分析，闡述了現階段pdm與cax應用系統之間實現集成的三個層次：結合國內外信息集成理論及方法的最新研究成果，綜合考慮技術上的先進性和國內中小企業的實際需要，提出並分析了三種解決集成問題的方案；基於產品信息的合理組織方法，採用express模式語言描述集成邏輯數據結構，建立了具有o - o特徵的集成數據模型以支持系統集成，並討論了集成數據模型在rdbms上的實現方法；最後開發了一個以雲內動力股份有限公司cims工程為應用背景的集成數據模型，通過利用ebom向mbom轉換的技術來實現pdm系統與erp系統之間的信息交換和共享。 -
After analyzing the information integration among capp > pdm and erp, this paper propose a system framework for the information integration between capp and erp through shared pdm database, the levels of information integration are also presented. then, broadly combining with the last research achievements of information integration theory and method and synthetically considering technical advancement and practical needs of domestic medium and small - scale enterprises, advanced and analyzed four plans to solve the integration. after the change of product data model during different stages of design and manufacturing are studied, the paper introduces a new technology using object - oriented, hierarchical model to building product data model
本文首先對capp 、 pdm 、 erp之間的信息集成作了分析，建立了基於pdm系統實現capp與erp的信息集成的體系結構與集成環境，劃分了設計信息集成的層次；結合國內外信息集成理論及方法的最新研究成果，綜合考慮技術上的先進性和國內中小企業的實際需要，提出並分析了四種解決集成問題的方案；在研究了產品數據模型在設計與製造過程不同階段的變化后，提出了採用對象、層次化建模技術；在統一數據模型的基礎上，以工藝設計bom為紐帶，實現capp erp系統集成的方法，最後給出了應用實例。 -
Recently, discrete particle model in which particles are directly tracked was paid widely attention due to the great development of computer hardware. in this model, gas phase is treated as continuous medium, and particle phase is treated as the discrete system. because particle movement is investigated in the particle - level, the multi - scales structure of fluidized bed can be simulated in both particle - scale and macro - scale
近年來，由於計算機硬體的飛速發展，直接對顆粒進行跟蹤的離散顆粒模型得到了廣泛的關注，此類模型將流體相處理為連續介質，顆粒相處理為獨立的離散體系，由於它對顆粒相運動進行的是顆粒層次的分析，因而可以從顆粒尺度與宏觀尺度模擬流化床氣固兩相流的多尺度結構。
分享友人