環異構化 的英文怎麼說
中文拼音 [huányìgòuhuà]
環異構化
英文
cycloisomerisation-
Through the analysis on the discrepancy between the indexes of land use and landscape structure of both the periods, the change of the eco - environment caused by the causations of both the nature and the human activities is pointed out that the total area of the studying region is somewhat reduced ; the alkali - saline land therein is utilized for fishery breeding ; a part of the unused land and water area are basified ; the sorts of landscape are rich and uniform and serious fragmentations are locally occurred
通過分析兩期土地利用及景觀結構指數之間的差異性,指出由自然和人為原因引起的生態環境的變化:研究區總面積有所減少,鹽堿地改良後用于了魚蝦養殖,部分未利用地和水域鹽堿化,區域景觀類型豐富且均勻,局部破碎嚴重。The third part studies in detail on landscape ecological structures and functions of small watersheds in the region, including spatial physical structure and its differentiation ; biological structure and balance among its components. as a compound ecological system, function and its evolvement of small watersheds has also been touched. several landscape processes relating to functions, including biogeophisical processes, biogeochemical cycle and biogeosocial cycle have also been analyzed
第三部分詳細研究了k域小流域景觀生態學特點,包括景觀空間物理結構及其分異;景觀生物結構及其平衡;同時探討了作為一個復合生態系統,小流域景觀功能及其發展變化特點;認真分析了與功能有關的景觀過程:牛物地球物理過程,生物地球化學循環以及生物地球社會循環。( 2 ) there are some difference between the carpellary disc in the prolification flower and the carpellary disc in non - prolification flower. the carpellary disc of lowflower in prolification flower is similar to the carpellary disc in non - prolification flower, jointing into cup - shaped or dish - shaped each other surrounding carpel, or sometimes splitting from each other. but the carpel in highflower has itself carpellary disc that develops into various structure following with carpellary heteromorphic development
其下方花中的房衣與非臺閣花中的房衣相似,彼此聯合成杯狀或盤狀,圍繞心皮形成一圈,但由於受上方花的影響,房衣常常多處開裂,不形成閉合的房衣環;在上方花中各心皮的房衣彼此分離,與各自的心皮伴生,且隨心皮的異形化發育也發育成各種形態結構。In the solar energy transfer and storage system, the isomerization of norbornadiene and quadricyclane is an important reaction
摘要在太陽能轉換與儲存體系中,降冰片二烯光異構化合成四環烷是非常重要的一個反應。In a word, it presents a comprehensive and systemic analysis on mbo in china and foreign countries, from the followly fire aspects : the background of mba, the policy environment, the objective firms, the pricing methods, the financing system, find out differences of mba and the causes of them, and combinating special eco - nomic environment and economic traces of our country, the author puts forward counterplan. these counterplans primarily include : from strengthening laws, enhancing the information to publish, culturing to agency and etc to come to perfect the mbo policy environment on our country ; defining objective firms of mbo in realm that the state - owned property is decided to withdraw ; with the clean property worth for the foundation, synthesize to consider managers " contribute and the value of control powers with company, and pass the market mechanism to come for right price of the objective firms ; pass growing the organization investor, creative financing tool and optimizing the assistant financial system, establishing the valid withdrawing way of financing etc to resolve the financing problem
在此基礎上,論文從收購背景、政策環境、目標企業、定價方法、融資體制等五個方面對中外mbo做了全面系統的對比分析,找出了兩者的差異及原因,並結合我國特有的經濟環境和經濟軌跡,提出了相應的對策措施。這些對策主要包括:從健全法律法規、加強信息披露、培育中介機構等方面來完善我國mbo的政策環境;在國有資產決定退出的領域內對mbo的目標企業進行界定;以凈資產值為基礎,綜合考慮管理層貢獻和公司控制權兩個因素,通過市場機制來為目標公司正確定價;通過培育機構投資者、創新融資工具和優化配套金融制度、建立有效的融資的撤出渠道等來解決融資問題。After analysising the theory and characteristics of the corba and mobile agent technologies, the paper brings forward firstly a kind of mobile agent architecture - coma, and gives the solution to coma ' s asynchronous transfer, concurrent control, naming, location and intelligence mechanism in detail. furthermore, aiming at making up the flaws of the application servers based on corba in distributed group environment and solving the problem of object ' s remotion on the corba server, the paper proposes a kind of corba architecture based on mobile agent - maorb, discusses naming and transparent transfer of mobile agent in a maorb system in detail, and gives a reasonable improvement method
本文在分析了corba和移動agent這兩種分散式技術的運行原理及其特點之後,首先提出一種應用於協同環境下的移動agent體系結構coma ,並詳細給出了coma的異步遷移、並發控制、命名和尋址,智能化機制這幾個關鍵技術的解決方法。進而,為了彌補單純的利用corba技術來構建分散式集群環境中應用服務器的不足,解決corba服務端對象的可移動性問題,本文又提出了一種基於coma的corba體系結構maorb ,詳細討論了maorb系統中移動agent的命名和透明遷移以及corba和coma的結合度問題,並給出了合理的解決方案。The architecture of client / server based on transaction middleware is a typical kind of the distributed on - line transaction processing, becoming a major platform of enterprise information system, which offers communication of striding platform, loading balance, fault - tolerant and resumable ability, and strengthens a new generation middleware in common with 3 - layer architecture provided with the strong security, excellent management and high availability in common. numerous distributed system, different database and different network environment are closely linked up among an enterprise, offering the function of mutual operation on application layer
基於交易中間件的c s結構是一種典型的分散式事務處理系統,成為構築企業信息系統的主流平臺,它提供了強大的跨平臺通訊、負載平衡、容錯及其故障恢復能力,並在這個基礎上進一步強化了安全性、可管理性和高可用性的新一代通用型三層結構平臺的中間件,把企業中眾多的異構系統、異構數據庫、不同網路環境緊密的聯系起來,並在應用層提供了互操作性的功能。This paper by using examples of disubs tution cyclohexanes with different and identical functional groups, examines some stereochemistry problems puzzling to stuaents, such as the configuvation conformation, and enantiomorphism isomers, and presents some practical solutions
摘要以基團相同和不同的二取代環己烷為例,分析了環己烷衍生物的構型、構象和對映異構等學生易模糊的立體化學問題。With the network technology, this system is aimed at realizing dynamic ally, resource - share and network - cooperation among enterprises, realizing agile management, agile design and agile manufacturing throughout the whole process of enterprise ' s production, and implementing application integration, enterprises integration and environment integration of heterogeneous mutual - cooperation. in this way, the ability of market competition of the enterprise can be enhanced greatly
該系統旨在通過計算機網路技術建立企業動態結盟,實現企業間的資源共享與網路協作,實現企業經營生產全過程的敏捷化管理、敏捷化設計和敏捷化製造,實現異構與異地互操作的應用集成、企業集成和環境集成,提高企業的市場競爭能力。Adapted to the requirements of high technology, cooperative action in battle and real - time information sharing in digitalized war, it puts emphasis research upon the key techniques of distributed heterogeneous data interoperation for military planning under network environment. using mts / com + mid - ware components, it realizes the distributed heterogeneous databases sharing, heterogeneous data interoperation and its process control in military battle planning
為適應現代數字化戰爭技術含量高、多兵種協同作戰要求高以及作戰信息共享的實時性要求高的特點,本文基於com dcom中間件技術,重點研究網路環境下面向軍事作戰規劃的分散式異構數據互操作技術,實現了軍事作戰規劃的分散式異構數據共享及異構數據互操作的過程規劃與控制。The behavior of 1, 6 - enyne in the presence of transition metal catalysts had been extensively studied. 1, 6 - enyne cycloisomerization reactions catalyzed by transition metals and three different reaction pathways, namely cyclometalation, halorhodation and - allyl rhodium route, divided according to the reaction mechanism are summarized and discussed
摘要1 , 6 -烯炔底物在過渡金屬催化劑作用下的化學行為得到了廣泛的研究,重點是關于過渡金屬催化的1 , 6 -烯炔環異構化反應,從反應機理角度入手,把1 , 6 -烯炔環異構化反應按啟動方式總結為三類,關對這三種方式啟動的1 , 6 -烯炔構化應進行了詳細地總結和闡述。Our task is to try to combine the technology of multisensor information fusion and distributed intrusion detection, hope to process uniformly all kinds of data and information from multiple heterogeneous distributed sensors so as to evaluate the security situation of all network environment. therefore, a kind of intrusion detection system adapted for internet is needed to design and develop, that is called cyber - ids
也有一些系統開始採用信息融合的處理技術,如nides [ 6 ] , emerald [ 7 ] ,只是採用的信息融合處理僅限於局部的、底層的實現,沒有從理論上、體系結構上作進一步研究,並加以系統化,以適應大規模異構網路環境的需求,實現更高層次的信息融合和入侵檢測。Taking the military battle command planning as a sample, it deeply discusses the construction and realization of multi bases system for military battle planning, such as distributed database, model base and knowledge base. on the other hand, it achieves the heterogeneous data interoperation and information resource sharing using multi - agents and mts / com + components. finally, it provides important technical support for the construction of multi - object based open intelligent platform in the field of military battle planning
在此基礎上,本文以軍事作戰指揮規劃為研究實例,深入探討了軍事作戰規劃分散式數據庫、作戰規劃模型庫、分散式知識庫等多庫系統的構建及其實現過程,實現了基於多agent和mts com +中間件的異構數據互操作及信息資源共享,為構建面向軍事規劃領域和多應用對象的開放式智能化作戰指揮平臺提供重要的技術支持,從而適應網路環境下軍事作戰指揮的數字化、可視化和智能化的發展趨勢。In order to improve the agility of integration system, this paper analysis the fault effect of heterogeneous data flow in the integration system ; design the integration mode of agile system ; the evaluation is done base on the integration mode ; the gateway system technology is proposed to integrate the heterogeneous system ; also this paper carries out the concept of gateway system, the topology of gateway system, the data filter protocol in the gateway system, the data filter protocol algorithm, the data flux in the gateway system and the work capability of gateway system.
本文以提高系統敏捷性為目標,在大規模、復雜、動態進化系統環境下,考慮了大量需要交互的數據的異構性對敏捷系統性能造成的不良影響,設計了敏捷系統集成模型,並且對這個模型作了評價。在集成異構系統時採用的關鍵技術是網關系統技術,本文詳細討論了網關系統的概念,網關系統的網路拓撲結構,數據過濾協議,數據過濾演算法,網關系統中網關節點中的數據流量及網關系統的工作能力,有利於保證集成子系統服務質量的要求,在一定程度上解決了上述單節點網關存在的缺點。It becomes more difficult to manage, integrate and share the control system real - time data when we set up the industrial real - time database because of complicated affair between every department and isomeric character of the system. a three - level - structure model and the method to establish database is provided based on corba criterion with its character of being regardless of programming languages, hardware platform and network protocol. a universal real - time database faces multi - system is also set up by learning the distributed criterion, it can realize the request broker, and the application software can visit the database pellucidly ; thus the power station simulation model can be linked with the control system such as infi90, ovation and be made use of the control object, a closed simulation and control experiment system is set up
在創建工控領域實時數據庫時,企業各部門間的復雜事務及內部異構性給實時數據的管理、集成和共享帶來了一定的困難,根據corba規范具有語言無關性、平臺無關性和網路協議無關性的特點提出基於分散式計算規范corba的三層體系結構模型及建立與維護實時數據庫的方法和途徑;通過corba規范建立面向多個分散控制系統的通用實時數據庫,實現數據訪問代理,使應用軟體可以透明地對實時數據庫進行訪問、存取、管理;將infi90 、 ovation分散控制系統與火電廠模擬機模型進行有效的互連,以全物理過程模擬數學模型為對象,構建了閉環控制模擬實驗研究系統,實現數據的高效連通及管理;進而通過基於corba的實時數據庫構建一個從火電廠模擬機對象到過程式控制制設備再到sis系統的綜合自動化試驗平臺。The grid is a set of newly technique that be constructed on the internet, it merges high - speed internet, high performance calculator, large database, sensors, the long range equipments into a whole, and provide more resource, functions and alternations to technological personnel and ordinary user. there are three principles to measure whether a system can be called grid or not, 1 ) coordinates resources that are not subject to centralized control ; 2 ) using standard, open, general - purpose protocols and interfaces ; 3 ) to deliver nontrivial qualities of service. a system which strictly meet the above three principles can be called grid. rid architecture includes the fabric layer - - local resources interfaces ; connectivity layer - - manage communications ; resource layer - - sharing a single resource ; pool layer - - correspond resources ; application layer ? self - definition grid application. it defined the basic construction of grid, the function and purpose of the architecture, and how to alternate these components do. in the domestic and international grid research and applied realm, digital libraries have played a pivotal role
作者在對數字圖書館網格信息資源和非網格信息資源比較的基礎上,論述了一個異構信息同構化集成的跨庫檢索的方法;構建了網格環境下數字圖書館信息資源管理和信息資源組織的概念模型,並對其中的四個主要步驟進行了論述,包括信息資源描述、信息資源發現、信息資源發布和信息資源命名;論述了元數據在dl網格信息資源組織中的應用,及基於元數據的dl網格信息資源組織的原則;其後對數字圖書館網格信息資源調度和本地資源調度的進行了比較,簡述了數字圖書館網格信息資源調度的目的和作用;對數字圖書館內容分發網路和內容分發網格進行論述和比較;最後提出在內容分發網格的基礎上,融入數字圖書館自身的特點,構架出數字圖書館內容分發(調度)網格的層次架構。In addition, according to the safety requirements of underground electrical equipment, the fault characteristics and protection principle of asynchronous motors with single speed or double speed used in underground are simultaneously analyzed, the function parameters corresponding to the fault protection for high capacity motors are determined. at the same time, module program design method and compiled monitoring program and function subprogram are emphatically described. especially, more attention is paid to the design philosophy, operation principle, hardware block diagram and software flow chart of mcs
根據礦井生產要求,分析了異步電動機的各種故障特徵和保護原理,確立了每種故障保護的動作指標;設計了主控制板的硬體電路;根據結構化程序的設計方法,設計了監控程序和各功能模塊程序;並且分析了工業生產環境存在的干擾源及所產生干擾信號的特徵,針對不同特徵的干擾信號,制定了相應的硬體、軟體抗干擾措施。Qingdao haier has to strengthen management in order to make the conversion successful. the paper analyzes qingdao haier ' s operation status and financial status in 2001, analyzes its competitiveness and the impact of the change of environment on it, points out the problems existing in its capital structure, forecasts its income and earning before interest and tax in 2002, and compares convertible bond with stock and bond with respect to individual capital cost, overall capital cost, differential cash flow nud earning per share, and draws the conclusion that convertible bond is the best choice for haicr. the paper continues to systematically design convertible bond for haier and evaluate the convertible bond using the option pricing model
本論文分析了青島海爾有限公司2001年的經營狀況和財務狀況,分析了青島海爾有限公司的競爭優勢以及它所面臨的環境變化的影響,指出了青島海爾有限公司資本結構上存在的問題,然後根據公司的發展戰略及公司2001年的各種財務比率,預測公司2002年的收入及息稅前利潤,並從個別資本成本、綜合資本成本、差異現金流量和每股收益等方面對青島海爾有限公司增發新股融資、可轉換債券融資及企業債券融資三種融資方式進行了全面細致的比較分析,最終得出青島海爾有限公司以可轉換債券融資是最合適的。Base on the thought of product lifecycle management, the dissertation probes the web - based collaborative mode and method of capp under the distributed, heterogeneous and dynamic enterprise application environment. supporting the evolve of product information in all lifecycle and the fast innovative development of new products have important theoretical value and practical significance for shortening the product development cycle, reducing cost of products and raising products quality of agile manufacturing enterprise
本文基於產品全生命周期管理思想,探索分佈異構的動態企業應用環境下的計算機輔助工藝設計web協同工作的模式和方法,支持產品信息的全生命周期演化,支持新產品的快速創新過程,對于縮短敏捷製造企業的產品開發周期、降低產品成本、提高產品質量具有十分重要的理論和現實意義。Firstly, based on the real situation of the chinese manufacturing industry, the state of the art of advanced patterns in e - manufacturing and related technologies are analyzed. a manufacturing information exchange pattern, which can support the enterprise application integration in the distributed and heterogeneous computer application environment, is put forward. then, the general model of manufacturing information exchange pattern in e - manufacturing is set up to realize the semantic and program codes interaction among different enterprises " information systems and ensure the security and reliability in exchanging manufacturing information
首先,本文在分析國內外網路化製造先進模式及其相關技術的研究現狀的基礎上,結合我國國情和製造業現狀,提出了一種能夠在分佈、異構的計算機應用環境下支持企業應用系統集成的製造信息交換模式,建立了網路化製造中製造信息交換模式的總體框架,有效的保障了不同應用系統之間語義和代碼層次的互操作以及製造信息交換的安全性和可靠性,為網路化製造中企業間製造信息的交換、共享和應用系統的集成提供了實現的基礎。分享友人