直積集合 的英文怎麼說

中文拼音 [zhí]
直積集合 英文
product set
  • : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • : gatherassemblecollect
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • 集合 : 1 (聚集) gather; assemble; muster; call together 2 [數學] [自動化] [計算機] assemblage; set; co...
  1. Rapid prototyping technology changed the traditional pattern of product design, which could offer product sample for the designer, reduced design cycle and quicken the schedule of new product design, and it gave the decision - makers visual feeling. ; rp technology provided kinds of molds including resin - boncled mold laminate mold, investment mold and lost foam casting mold and so on for sand casting investment casting and cavityless casting, it could also use direct shell production casting to make pattern dies metal dies die - casting dies injection dies directly, and it could even produce casting products in small scales. the applications of fdm technology in plaster precision casting and the rapid casting technology based on sls technology were introduced, the organic combination between rapid prototyping tecnnology and foundry process, which initiated a new period of rapid manufacturing metal parts, by using advanced new technology alternated traditional foundry industry to make it looked brand - new, thus, the competition of foundry industry would be improved ; rapid prototyping technology offered a rapid economical feasible technical method, common processes of using rapid prototyping technology to produce dies were discussed, in the paper it explored that. the problem of combining rapid prototyping technology with electric arc metal - spraying technology to make metal dies and technics in dies manufacturing of combining rapid prototyping technology with precision casting, rapid tooling based on rapid prototyping, integrated advanced new technology and tradition technology of rapid prototyping manufacture, each superiority were exerted, rapid prototyping technology had been an efficiency measure to rapid update products and develop new product, and to middle -

    快速成型技術改變了傳統的產品開發模式,可以為設計者提供產品樣件,縮短設計周期,加快新產品的開發進度,為決策者提供觀性;快速成型技術迅速提供砂型鑄造、熔模鑄造、實型鑄造用的各種模樣,包括樹脂模、層壓模、熔模和消失模等,還可採用接制殼鑄造法接製造熔模鑄造用的壓型、金屬型、壓鑄型、注塑模,甚至接製造小批量鑄件,介紹了熔成型技術在石膏型精密鑄造上的應用和基於選擇性激光燒結技術的快速鑄造技術,快速成型技術與鑄造工藝的有機結,開創了快速製造金屬零件的新階段,對用高新技術改造傳統的鑄造工業,使其面貌煥然一新,增強鑄造行業的競爭能力;快速成型技術為母模的製造提供了一條快速、經濟、可行的技術途徑,討論了利用快速成型技術製造模具的一般工藝方法,探討了將快速成型技術與金屬電弧噴鍍技術結起來快速製造金屬模具問題,以及快速成型技術與精密鑄造技術相結的模具製造工藝,基於快速成型製造的快速模具技術,成了快速成型製造高新技術和傳統技術,發揮各自優勢,已成為產品快速更新換代和新產品開發及中、小批量生產的有效手段之一。
  2. At first, this thesis analyzed some essential elements about the system of personal houe loan and make the compare to chinese and foreign system, and established the system of personal credit evaluate ; the second, the thesis discusses the investment technique and strategy of national debt in the provident fund, and established the model about how to invest the national debt ; the third, the thesis build the forecast model about fund collecting and drawing, and make use of the combination invest theories to build model of individual loan and national debt ; at last, the thesis analyses the risk ' s inside reason of house funds with the risk type, and to give out the related suggestion to funds risk. mechanism. the thesis research show me how to make use of that some models and methods in the process of haf management and make me deeply understand the house funds

    本文首先分析了個人住房貸款制度基本要素,即貸款期限、貸款利率與抵押物價值的比例、政府在個人住房貸款市場中的作用、貸款違約情況下的處置措施、個人住房貸款的流動性問題,並對中外製度作了比較,建立了個人信用評分評級體系和信用評估模型,並以重慶市住房公金為研究對象做出了住房資金個貸風險評估的實證研究;其次,分析了影響國債價格走勢的因素,討論了公金國債的投資技巧和策略,並建立了基於理論的國債投資組模型;接下來,根據資產負債管理理論中的資金總庫法和資金分配法分析了公金總體資金項目的來源和運用,並就此作了總量平衡模型,對住房公金季度累計歸金額作了線回歸和季節趨勢比率預測,運用投資組理論建立了公金個人貸款和國債投資組的最優化模型;最後,探析了住房資金風險的內在原因和風險類型,從資金籌風險、信貸回歸風險、保險機制、法律風險和政策風險五個方面為住房資金風險防範機制建設提出了相關建議。
  3. What we do at this aspect are : firstly, we describe the permutation symmetry of the structure of some special networks and the corresponding attractor sets with some geometric graphs in euclidean space, which are called attractors graph and geometrized structure graph of the networks respectively ; the geometrizing conditions are also given ; we study the dynamical behavior of the networks using the geometrized structure graph and attractors graph of the network ; moreover, we propose an approach to construct a big - size network with some small - size network with symmetry by the method of direct - sum, direct - produce and semidirect - produce. we also study the dynamical properties " relation between the big - size network and the small - size networks. all those results will provide some theoretical basis for designing a special large - scale network

    本文在這方面所做的工作如下:首次將一些特殊網路的結構和吸引子的置換對稱性用三維歐氏空間中的一些幾何圖來表示,分別稱之為幾何結構圖和吸引子圖;給出了網路對稱性的幾何化條州即相應的對稱性群為可遷群) :並惜助網路的幾何結構圖和吸弓吁圖分析網路的動力學性質;此外,我們提出了用簡單的具有一定對稱性的小網路按照群的和、半的方式組成較大的網路的方法,探討了這些小網路和所組成的大網路的一些動力學性質的關系,如穩定態的個數、各穩定態的回憶性質等,為較大網路的設計提供一些理論依據。
  4. 2 ) the small - sized shipping companies should take the vivid strategy, develop the source market positively, chahge the sea - going ship and combinate the cargo source condition. thus, it takes the direction to container, roll - roll and liquid ships and develop railway and river combinated, main and auxiary road combinated, river and sea combinated, main and auxiary road directly reached, river and sea directly reached, various ways close combinated. 3 ) we reduce the passenger transportation of the changjiang river, on the other side, we should develop the passenger travel market

    2 、中小型航運企業要制定靈活的發展戰略,極開辟貨源市場,結貨源情況,對適航船舶進行改造,使長江運力朝裝化、滾裝化、液裝化等特種運輸方向發展,走聯發展的路子,開展鐵江聯運、干支聯運、江海聯運、干支達、江海達多種方式緊密結
  5. With a powerful and professional researching and exploiting team, keep the pace with the international advanced solar water heater product line, insure the excellent quality of the hinon ' s product, at the same time, picking the australia sydney university ss - c / cu plating technique of selective complex absorption coat, both the product performances and the technique indexes have reached the international advanced level

    依託英國團總部雄厚的技術力量支持,與國內多所工程設計研究院建立廣泛作平臺的優勢,喜能公司一致力於成為方案解決中心,公司的專業技術顧問將為您提供全面卓越的優化技術和方法,通過方案中心長期的技術累,能夠以最優的用水方案幫助客戶實現最低的運營成本,讓客戶從技術優勢中獲取最大經濟效益。
  6. Because direct torque control requires very high performance of real - time, the popular microcomputer core dsp is used as controller in the design of hardware. its high speed of running is suitable for the experiment. in the main circuit, there is a highly integrated power element : ipm as inverter, which includes seven igbt, has high switch frequency and fault diagnosis function

    在本控制系統的具體實現上,由於接轉矩控制對實時性要求很高,因此在硬體方面,採用了目前比較流行的數字信號處理器( dsp )作為系統的控制器,其處理速度高的特點正好符本實驗的需要:在主電路中,本系統使用了成度高的功率器件:智能功率模塊( ipm ) ,作為逆變環節,其成了七個igbt ,實現了高開關頻率逆變以及故障診斷的功能,從而使控制系統的體大大縮小、控制更加靈活。
  7. Due to the direct torque control requires very high performance of real - time, the popular microcomputer core dsp is used as controller in the design of hardware. its high speed of running is suitable to the experiment. in the main circuit, there is a highly integrated power element : ipm as inverter, which includes seven igbt, has high switch frequency and fault diagnosis function

    在本控制系統的具體實現上,由於接轉矩控制對實時性要求很高,因此在硬體方面,本課題採用了目前比較流行的數字信號處理器( dsp )作為本實驗的控制器,其處理速度高的特點正好符本實驗的需要;在主電路中,本系統使用了成度高的功率器件:智能功率模塊( ipm ) ,作為逆變環節,其成了七個igbt ,實現了高開關頻率逆變以及故障診斷的功能,從而使控制系統的體大大縮小、控制更加靈活。
  8. Has advanced production equipment and exquisite techniques. the factory has been working for the research and development on counter basin from the establishment. we have accumuated rich exeperience for production and build a stalf of professional technicians. make the " sun " sanitary ware as the brand, go through the continuous refom, now the factory found a new brand " alice ", the products have great variety and unique style, it can satisfy different customer ' s requirements alice sanitary ware fused the artistic style sith modemism and classical, then concentrate embody in design of the product, every products through the quality tester in strictly and the craft keeps improving

    高要市安輝潔具廠是一家專業生產浴室櫃的廠家,擁有先進的生產設備和精湛的製作工藝,本廠自成立以來一致力於浴室櫃的研究與開發,至今已累了豐富的生產經驗,形成了一支專業的技術隊伍,擁有品牌「太陽潔具」 ,經過不斷的改革創新,又推出了新品牌「愛麗斯」 ( alice ) ,產品品種多樣,風格獨特,能滿足不同客戶的需求,正如她的名字一樣,愛麗斯潔具融了現代與古典的藝術風格,並將其中體現在產品的設計上,每一件產品均經過嚴格的質量檢測,工藝精益求精。
  9. At last we introduce the realization of all the parts, the problem in the circuit design and the measured data. the results show that the designed system has met the requirement. in this dissertation, direct digital synthesis technology has been used in the phase - locked frequency synthesizer, which can make full use of the characteristics of direct digital synthesis technology such as flexible output wave shape and continuous

    本課題將接數字式成技術用於鎖相頻率成器中,該方法將接數字成的特點,如輸出波形靈活且相位連續、頻率穩定度高、輸出頻率解析度高、頻率轉換速度快、輸出相位噪聲低、成度高、功耗低、體小等與鎖相環路的頻帶寬、工作頻率高、頻譜質量好等優點有機的結起來,從而在寬帶的條件下實現了比較好的雜散性能和相噪。
  10. Against this backdrop, we have been adding capacity in china to serve more customers, shifting product mix to multi - layer applications to reach untapped segments, and increasing vertical integration to expand margins

    團正極增加在中國的產能,以服務更多客戶,同時將產品組轉向多層板系列以開發新市場,並且進一步深化垂,從而改善邊際利潤。
  11. The author simultaneously suggests that tencent should optimize its financial situation increasingly by obtaining the external fund support through active means and various channels, keep on conducting differentiation strategy and cooperative strategy, and quest for concentric diversification development, so as to increase its comprehensive competitive strength for being the greatest power within its segmented market

    本文同時建議騰訊應進一步優化財務狀況,通過極手段和多種渠道獲取外部資金,並應繼續實施差異化戰略、作戰略,探索走中化多元發展之路,提高綜競爭力,到成為所從事細分市場的最強者。
  12. To improve the quality and quantity of coking products and the present and main chemical products ), put the resource in order ( that is to say processing the coal tar further and developing the more refined chemical products ), diversify the products ( that is to say, except the coking and coal products, struggling to exploit the other products and business in order to gain the new economic development ). based on optimization and choice to the managing strategies above, the paper points out clearly that strategy of implementing the kernel competition strength is the necessary choice of coking co., ltd ' s realizing its fast development

    通過對焦化公司內外部環境的分析,提出了焦化公司基本的經營戰略方案,即中發展當前的產品和服務(中焦化公司大部分資源,進一步提高焦炭產品的質量和目前的主要化工產品的質量和產率) 、垂(進行煤焦油的深加工,開發更多的精細化工產品) 、中多樣化(除焦炭與煤氣產品外,還應極開發其它產品或業務,尋求新的經濟增長點) 。通過對上述經營戰略方案的優化與選擇,明確地提出實行核心競爭力戰略是焦化公司實現其跨越式發展的必然選擇。
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