直積集 的英文怎麼說

中文拼音 [zhí]
直積集 英文
direct product of sets
  • : 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
  1. Shkp vice chairman managing director raymond kwok said : " sun hung kai properties has made hong kong its home for decades, and we always strive to provide the finest products and professional service. i am delighted about these awards, as they show that the community recognizes our long - standing commitment and efforts to benefit society

    新地副主席兼董事總經理郭炳聯表示新地植根香港數十載,一堅持提供高質素產品及專業服務,今次獲獎無疑肯定了團多年來用心建設香港極回饋社會的信念,也是?民對新地及其員工所付出的努力和愛心的認同,令我們深感鼓舞。
  2. Requires the filing of a license application whenever an exporter knows that export of any item will be used for unclear, cbw, or missile activities in certain identified destinations, or the exporter is informed by the commerce department that an export presents an unacceptable rist of diversion to, or will be used in, such proliferation actibity

    ?略物資等輸出規制製品泛用電源該當迴路使用。輸出貿易管理令別表12項及通?省令第1條41項流電源裝置48項行機能有組立品規制該當非該當判定。
  3. In the watershed, woodland, infield and garden plot respectively accounted for 43. 17 %, 23. 39 %, 13. 31 % and appeared obvious vertical differentiation, that was, woodland was mainly distributed on the slopes of > 25 over 800m a. s. 1 and garden plot was mainly distributed on the slope of 0 - 15 and 15 - 25 below 800m a. s. 1

    小流域林地、耕地、園地分別占土地總面的43 . 17 、 23 . 39和13 . 31 ,且呈垂分異性,林地中在海拔高程800m以上的斜坡和陡坡,園地成片分佈在海拔高程500m以上的緩坡和陡坡。
  4. Oxygen diffusion transport and electrochemical reaction in the oxygen cathode of direct methanol fuel cell ( dmfc ) have been expressed with the tffa model. model calculation has been carried out to investigate the effects of structural parameters of the dmfc cathode on the electrode performance, which is respectively represented by the curve of cathode overpotential versus current density. much attention has been paid to parameters including the porosity of the reaction layer, the thickness of the thin - film on the flooded - agglomerate, the radius of the flooded - agglomerate, the volume fraction of the flooded - agglomerates in the reaction layer

    本文首先運用tffa模型描述接甲醇燃料電池( dmfc )陰極氧氣的傳遞和電化學反應過程,研究了過電位-電流密度曲線受陰極結構參數變化的影響程度,其中著重考慮了以下幾個參數:催化層的孔隙率,浸漬聚體薄膜的厚度,浸漬聚體的半徑,浸漬聚體在催化層中的體分數。
  5. 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合,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合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合的模具製造工藝,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。
  6. Cartesian product and correlation of interval valued intuitionistic fuzzy sets

    區間值觀模糊與相關性
  7. In the second section, we structure a kind of semirings, namely semidirect product of semirings, and prove an isomorphic theorem of semidirect products. in the third section, we give the characterizations of the relations of all kinds of regular semirings and introduce the concept of pseudo - inverse and the necessary and sufficient conditions of pseudo - invertible element. in the fourth section, we define an equivalence relation on the cartersian product of commutative semiring and its multiplicative subset

    第二部分,先構造一類半環,半環半,然後證明半的同構定理第三部分,刻劃了半環各類正則元之間關系,引入偽逆的定義,給出了可偽逆元素的充要條件第四部分,在交換半環和乘法的卡氏上定義等價關系,進而構造了一類交換半環:分式半環
  8. Firstly, this paper has to solve the problem of how to separate the data of japonica rice from rice, for until now the authorities has n ' t published japonica rice production statistical data in china. by means of overall survey, typical survey and the collection of correlated statistic materials, this paper calculates the sown area and output of japonica rice of every one of japonica rice production provinces and all over the country, obtains the dates of consumption and trade of japonica rice in china and the world

    本文首先要解決粳稻(米)數據從水稻中剝離的問題,因為到現在,我國還沒有粳稻生產的統計數據,通過全面調查、典型調查和相關統計資料的收,推算出我國相關各省區的粳稻面和產量以及全國的粳稻種植面和產量,得到我國粳米的消費和貿易數據,以及世界粳稻的生產和貿易數據。
  9. The crime of affray can only be constituted with direct intention. chief of most important elements is defined as the organizer, plotter, musterer and director of the crowd ; active particpant as one who plays a principal role or directly causes death, injury of a person in a affray

    聚眾斗毆罪只能由接故意構成。首要分子是指聚眾斗毆的組織者、策劃者、糾者、指揮者。極參加者是指在聚眾斗毆中發揮主要作用或者在斗毆中接致死、致傷他人者。
  10. 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合模型;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,運用投資組合理論建立了公金個人貸款和國債投資組合的最優化模型;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。
  11. This article according to the acquirement of the system parameters such as : temperature sensitivity 、 angle resolution 、 image forming time etc to design the type and diameter of the antenna ; the receiver type, integral time, rf gain, lpf gain ; the mode of calibration ; the sample frequency and program of the daq ; the scanning time, scan type, etc

    本文根據系統溫度靈敏度、角解析度、成像時間等參數要求,對系統天線類型、徑,接收機類型、分時間、射頻增益、視頻放大器增益,定標方式,數據採卡的采樣頻率、編程及驅動裝置的掃描速度、掃描類型等進行了詳細的分析設計。
  12. 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、半的方式組合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。
  13. Meanwhile, many countries see attracting foreign direct investment ( fdi ) as an important element in their strategy for economic development because fdi is widely regarded as an amalgamation of capital, technology, market, and management. since these flows of fdi are playing and will likely continue to play a key role in the integration of china into the world economy, this dissertation focuses on the factors affecting the level of fdi across provinces in china from 1994 to 2003 and the study differentiate from other similar studies on china ' s fdi by looking at possible changes in importance of determining factors through time

    通過對外國接投資理論的演變和新發展的回顧,總結出對我國外國接投資的可能因素,如市場需求和市場大小、聚程度、勞動成本、勞動力質量、科研水平、開放度等六大因素及其可行變量,如gdp 、人均gdp 、零售額、人均零售額、人口數、每平方公里公路長度、每平方公里鐵路長度、國內投資、每個工人的國內投資、累的國內投資、累的fdi 、 cfdi / cinv 、工程師、科學家和技工占職工數的百分比、平均工資、專利數量、大學數量、進口額/ gdp 。
  14. 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,結合貨源情況,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,走聯合發展的路子,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合。
  15. Silicon nitride ( normally si3n4 ) has been widely used in such fields as micro - electronics and optoelectronics as a promising film material because of its excellent property. many researches have been made on silicon nitride, especially on preparation for it with all kinds of cvd ( chemical vapor deposition ). but the growth mechanism and kinetics of direct - nitridation in nitrogen are not investigated in detail, especially few work has been done on direct - nitridation of silicon wafer in nitrogen during heat treatment

    氮化硅( si _ 3n _ 4 )具有許多特殊的優越性能,是一種前景廣闊的薄膜材料,並已廣泛應用於微電子、光電子領域,人們對此做了大量的研究,但主要中在用各種化學氣相沉的薄膜制備上,對接氮化法的機理和動力學研究較少,特別是矽片在氮氣保護的熱處理條件下的接氮化行為研究更少,甚至對矽片在熱處理條件下能否與惰性的氮氣發生反應等問題依然存在爭論。
  16. 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合作平臺的優勢,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。
  17. Urban group has been promoting a green lifestyle and encouraging customers at the properties under their services to participate in various environmental care and recycling activities

    富城團一致力推行綠色生活,並鼓勵屬下物業極參與各項環保回收活動其中
  18. In this paper, the fuzzy uniform ring, fuzzy uniform subring, fuzzy uniform residue class ring, and direct product of fuzzy uniform rings are defined ; the three necessary and sufficient conditions to describe fuzzy uniform ring by the fuzzy topological ring of type ( qu ), by fuzzy uniform space and by a family of fuzzy subsets of a ring are obtained

    摘要本文定義了模糊一致環概念,研究了它與模糊拓撲環的關系及它與模糊一致空間的關系;給出了藉助于環的模糊子族對模糊一致環的刻畫,還引入了模糊一致子環,模糊一致剩餘類環與模糊一致環的;並討論了它們的分離性。
  19. Since then, we have embarked on the path to rapid growth in two directions - horizontally and vertically

    十年間,團一極進行垂和橫向擴展,藉此擴大團的規模經濟和成本效益,長期保持增長強勢。
  20. Since then, we have embarked on the path to rapid growth in two directions - horizontally and vertically. these developments have placed us in a competitive position by optimizing economies of scale and achieving cost efficiencies

    十年間,團一極進行垂和橫向擴展,藉此擴大團的規模經濟和成本效益,長期保持增長強勢。
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