約化空間 的英文怎麼說
中文拼音 [yāohuàkōngjiān]
約化空間
英文
reduced space-
In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements
本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象，選擇對斷開點和節臂球銷的位置進行優化設計，在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型，運用該學科的運動學分析方法研究機構的運動規律，編制了通用優化設計軟體。由於考慮了更多的空間因素，取消許多影響準確性的假設，因此建立的數學模型與傳統的方法相比更能反映實際運動規律，得到的優化結果也更加精確實用。此外，本文還針對導向機構進行受力分析，在建立該機構的空間動力學模型后，運用多體動力學中的動力學分析方法研究各個桿件的受力，計算出上下球鉸的約束反力，並開發出了相應的通用計算程序。Here are some examples of the requirements specified for this case study : ( 1 ) avoid conflicts among phlebotomist ' s tasks caused by the room layout ( from the hta model and the spatial layout model ), ( 2 ) reduce the number of devices and containers to save space ( from the spatial layout model ), and ( 3 ) improve recording and transferring information accurately to other sections of the hospital ( from the information flow model )
這是在這個案例中的一些特殊需求的例子： （ 1 ）避免在醫師任務和房間內空間規劃上發生沖突（從hta模型和空間規劃模型得出） ， （ 2 ）減少設備和容器的數量以節約空間（從空間模型） ， （ 3 ）改進記錄和精確的轉化信息到別的地區的醫院（從信息流模型得出） 。While the concentration of the iodine is o. oim and the reaction time is 60s, the thickness of silver iodide film is about 0. 7um. in this condition, the silver iodide has two crystal types, the main type and few y type, and the transmission efficiency reaches the maximum
在碘化濃度為0 . 01m （ i _ 2的ccl _ 4溶液） ，碘化時間為60s左右，碘化銀的晶型主要為和型，其中型較多，膜厚約為0 . 7 m ，此時空芯光纖的傳輸率最高。By taking these spatial points as initial guess, all exact real solutions withi n a certain range of variables are found using unrestraint optimization
以這些空間點為初始值，利用無約束優化，得到在一定值范圍內的原方程組的全部精確實數解。Urban agglomeration economies means the intensive space of the enterprises and inhabitants brings about the economy in economic interest or cost. as a social economic activity, the effect of intensive and specialization, the large - scale economic interest and external economic interest
城鎮聚集經濟是指因企業、居民的空間集中而帶來的經濟利益或成本的節約，其作為社會經濟活動空間聚集所產生的效應主要表現為分工與專業化、規模經濟利益及外部性經濟利益。In the part of theory study, " agglomeration effects " had been regarded as the inside relation of urban competitiveness and urban spatial structure. the urban competitiveness accelerate the urban spatial structure optimization, on the other hand, the urban structure restrict the urban competitiveness cultivated
在理論研究部分，以「聚集效應」作為城市競爭力與城市空間結構之間的「交界互面」 ，揭示城市競爭力與城市空間結構之間的內在聯系：聚集效應是城市競爭力的本質內涵，是城市空間結構的內在動力，城市競爭力促進城市空間結構調整，城市空間結構制約城市競爭力培育，應將城市競爭力的培育和提升落實到城市空間結構的調整和優化上。Comparing with the stockjobbers outside, although we can also enjoy the same treatment with others, we are still too weak even from the capital size capital strength managerial mechanism managerial efficiency to the stuff of talented person along with entering the wto, our stock market will completely be opened, abroad stockjobbers will threaten our stockjobbers seriously when they are familiar with the operations of our lacal ones, however, we can also obtain more and more opportunities at the same time : the market of our local stockjobbers will become wider from local to international capital market, it can advanced the speed of our local securities industry to improve the system conditions, to renovate manage system, to ameliorate the technic measures, to enrich the xervice breeds ; besides, it can also drive us to adjust the economica l structure, optimize the station of resource, transform the manage mechanism, all of these will provide a wider space for the local stockjobbers after entering the wto, the main develop trends of local stockjobbers are express at : invest - banking operations will become more important, the broking competition will be more fury, the property management will become the rising point of new profits of us
雖然按對等原則，我國證券業也可以進入其他締約國金融市場並享受該國資本的同等待遇，但與境外券商相比，境內券商無論是在資產規模、資金實力、管理機制、經營效率，還是人才素質上，都無法與之抗衡。加入wto后，證券市場終將全面開放，國外證券公司在熟悉中國證券市場的操作后，將對國內券商的業務構成嚴重的威脅，以往國內券商發展業務的許多手段都將很快失靈，從而對券商的經營思路和發展戰略產生深刻的影響。然而，加入wto也使我國證券業獲得了更多新的發展機遇：將使國內券商的生存發展空間進一步拓展到國際資本市場的大舞臺；將從外部促使中國證券業向著市場化、規范化和多功能化的國際證券業發展趨勢快速推進，從而使證券業發展的制度環境得以改善；將促使我國券商更新管理體制，提高管理水平，改進和創新技術手段、業務方式和服務品種，提升競爭層次；此外，加入wto還將推動我國的經濟結構調整、資源優化配置和企業經營機制轉換，為券商開拓業務和進行各種創新活動提供了了廣闊的空間。Based on this model, a full introduction of all kinds of signal detection algorithms is given. the lattice theory is introduced and formed a new mimo - ofdm system on lattice space. with lll basis reduction applied on this model, the detection algorithms are optimized
第二章首先給出了mimo - ofdm系統的一般數學模型，基於此模型，重點介紹了mimo - ofdm系統各種信號檢測演算法，並通過引入格理論，建立了格空間的mimo - ofdm系統，利用基約減演算法對檢測進行優化。The enhanced photoconductive effect from small amount of tnf facilitates the preparations of new organic photoconductive devices under the drive of low fields. in the fourth chapter, inclpc nanoparticles embedded in poly ( n - vinylcarbzaole ) ( pvk ) were prepared successfully by dissolving inclpc in aprotic organic solvent / lewis acid with great concentration for the formation of electron donor - acceptor complexes, i. e., the method of complexation - mediated solubilization. the fabricated inclpc nanoparticles were characterized by means of uv / vis absorption, x - ray diffraction pattern, and tem
論文的最後一章中，我們合成了具有較好的電子傳輸性能的化合物』一二苯基四竣酸花酚亞胺（ ddp ） ；研究了其溶解性、熱穩定性、晶體結構、紅外光譜、紫外吸收光譜和蒸鍍薄膜的屬性，並用量子化學計算方法模擬其單分子的空間構型；載流子遷移率測試的結果約為ix10 「 、 m 』 v 」 』 ? s 「 』 。The regional logistics network is believed to have time utility and space utility. its optimization and improvement can economize the exchange cost and promote the economics of agglomeration and the economics of scale in the area
認為區域物流網路具有時間效用和空間效用，其優化改善能夠節約交易成本，促進地區聚集經濟與規模經濟的形成。In these thesis, on the basis of existing data collected of arch bridges and dynamics, simply introduce the development and application of the analytical method and finite element numerical analysis method of arch bridges. taking the example of pubugou cfst arch bridge, establish 3 - d finite element model of it with software ansys, and analyze its natural vibration. the effects on inherent vibration of the differences of structure parameters, the restriction of the deck and the effects of different arrangements of cross braces are analyzed
本文在收集有關拱橋及動力學資料的基礎上，分析了拱橋動力學的解析分析法和有限元數值分析方法的優缺點，同時以瀑布溝大橋為背景，使用ansys軟體建立了空間有限元模型，實施了橋跨結構的自振特性分析；並分析了考慮到模型簡化過程中部分結構參數取值差異、橋面板的約束狀況不同等因數對自振特性結果的影響；此外還對橋面上的橫撐布置不同導致對自振特性的影響作了分析。Based on the natural conditions, land use and production situation and implementation of the valley harnessing measures in the anjiagou river basin, dingxi county, gansu province, in this study the land use types, spatial distribution mode of land use structure, costs of farming, forestry and animal husbandry and their economic returns are analyzed, the qualitative and quantitative maximum economic returns of agriculture and animal husbandry are lucubrated, and an optimized design of land use structure is carried out by using the linear programming method and developing a mathematic model under the restriction of land area, labor forces, livestock forces, social requirements and forage supply
摘要根據甘肅定西安家溝流域自然條件、土地利用狀況、治理措施和生產狀況，通過對土地利用的類型、結構空間分佈模式以及人財物資源的輸入和輸出分析，以種植業和畜牧業總體最大純經濟效益最高為目標，從定性到定量，通過建立數學模型，在土地面積、勞動力、畜力、社會需求和飼料需求的約束之下，應用線性規劃方法進行土地利用結構優化設計，求解最優目標解，得出優化方案。It can be boiled down to combinatorial optimization problem in mathematics. on the basis of summarizing the complexity and structural features of hmb and rules of its design and manufacture and analyzing the spatial relationship in 3d layout of hmb, the expressions of relevant variants are put forward using the object - oriented approach
在全面總結液壓集成塊設計問題的復雜性特點，以及集成塊類零部件的結構特徵和設計、製造信息組成規律的基礎上，本文深入分析了集成塊立體布局的空間關系，用面向對象方法定義了與該問題有關的特徵變量的示性表達式，給出優化目標和約束條件，進而確立了集成塊設計問題的數學優化模型。Concerted efforts within the community can provide substantial impetus to clean air initiatives. for instance, i know that our business community has taken the initiative to sign a clean air charter
民間共同努力，可以有力地推動凈化空氣的工作，例如我知道商界就正自發地聯合簽署清新空氣約章。Then, the mathematical models for workshop layout of general production line and automobile assembly - welding line are given, the topology model of multiple constraints expression and workshop layout is presented in depth, and then principles on position check and constraints check are also presented. a modified genetic algorithm is also proposed based on traditional generic algorithm
在此基礎上，以物流優化和空間利用率最大化為目標，建立了車間設備布局的一般數學模型和汽車裝焊車間設備布局的數學模型;深入探討了多種約束表達和車間布局的拓撲模型，提出了約束檢驗的方法和位置判定的原則。To answer the question " why to reform ", the paper explores the cause in terms of demand, efficiency, competition, and environment, and proposes that demand for consumption is the outset of the distribution channel as well as the end of the channel. any change in quantity and structure of consumer demand will result in corresponding changes in the structure and behavior of the distribution channel. as it can reflect the function and utility of the specified system in a specific period, efficiency has become the driving force to initiate the reform in the distribution channel
消費需求在數量上與結構上的每一次改變，都會拉動流通渠道結構與行為的相應變革；效率作為特定歷史條件下特定系統的功能與效能反映，其經濟性、客觀性及發展性特徵成為流通渠道變革的驅動力；競爭是市場經濟的基本現象，它在流通渠道中表現為部門競爭及部門間競爭，兩個方面競爭的共同作用必然導致流通渠道整體結構、數量、關系等一系列相應的變革；環境是流通渠道生存的空間，其從政治、經濟、人口、技術等方面對流通渠道形成制約，環境的變化刺激流通渠道產生相應的變革。Intensive use of urban underground space in shenzhen
深圳市城市地下空間的集約化利用Based on the genetic algorithm ' s global searching capability with probability regulation and euclid ' s space distance metric to settle multi - objective, the algorithm that integrates multi - objective ' s decision - making into the modified genetic algorithm to solute the optimal model with discrete variables and multi - objective is proposed. during the algorithm ' s design, the euclid ' s space distance metric is proposed to transform the multi - objective problem into single objective problem. and some modified measure to fitness function and crossover probability and mutation probability are used to improve the performance of the algorithm and avoid premature convergence
演算法設計過程中，利用歐幾里德空間距離準則和罰函數法，將含有約束條件的多目標規劃問題轉化為無約束的單目標優化問題；針對簡單遺傳演算法出現的早熟，構造隨進化代數動態調整適應度的適應度函數和隨個體適應度自適應調整的交叉、變異概率；提出比例選擇與精英保留策略相結合的選擇、兩點交叉和簡單變異的改進遺傳演算法。This article explicates the understanding and strategy of sustainable development of high - rise buildings from the following points : saving land and developing renewable green space ; establishing spacing transportation network and integrating buildings and transportation ; saving energy and returning the nature ; respecting social cultural environment and encouraging architectural culture with characteristics, etc
文章從節約土地、開拓再生綠化空間；建設立體交通網路，建築交通一體化；節約能源與氣候意識的回歸；尊重社會人文環境，發揚特色建築文化等幾個觀點，闡述了對可持續發展的高層建築的認識和設計對策。When the motorcycle is braking or slowing down, the kinetic and / or potential energy is fed back to the battery, so the running distance can be extended and the energy efficiency is improved. an asynchronous motor is employed in this new system which can overcome the traditional dc drive system bugs and to reduce the cost and maintenance. in addition, the switches of dc / dc converter switch under zero current and zero voltage conditions, which can also reduce the switch losses, electro magnetic interference ( emi ) and prolong its life
該系統在功能上實現了車輛剎車減速或下坡制動時能量的回饋，達到節能、提高能量使用效率和增加車輛行駛距離的目的；採用交流異步電機，克服了傳統直流驅動系統的諸多缺陷，降低了成本，減少了維護；採用zczvs技術，降低了電磁干擾和損耗，提高了效率；另外，在逆變主電路中採用ipm模塊，簡化了系統結構，節約了空間，提高了整個系統的可靠性和經濟性。分享友人