強子的多重性 的英文怎麼說
中文拼音 [qiángzideduōzhòngxìng]
強子的多重性
英文
multiplicity of hadron- 強 : 強形容詞(強硬不屈;固執) stubborn; unyielding
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 的 : 4次方是 The fourth power of 2 is direction
- 重 : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
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The model reproduced the following facts of wa97 experimental data : the yield of strange particles increases with increasing mass and increasing centrality of the colliding system, and also with increasing strangeness content of hyperons in relativis - tic nucleus - nucleus collisions. the simulation of strangeness production using luc1ae model shows that strangeness production is related not only to the rescattering. but also to the collective interaction among strings in relativistic nucleus - nucleus collisions
Luciae模型能很好地描寫wa97發表的單奇異和多奇異重子的產額和橫質量分佈的實驗數據,能較好描寫wa97實驗所揭示的相對論性核-核碰撞中奇異粒子產額隨碰撞體系質量、中心度的增大而增加和奇異粒子增強隨奇異粒子所含奇異夸克數的增加而增強的實驗事實。Nowadays, because of the advantage in the real - time simulation and the authenticity of the result, semi - physical simulation has been applied to many fields widely. the simulation for the avionic system and devices is an important branch of the semi - physical simulation
目前,由於在模擬的實時性以及真實性等方面具有的強大優勢,半實物模擬技術在眾多領域都得到了廣泛的應用,航空電子系統(簡稱航電系統)及其子系統的半實物模擬應用就是其中的一個重要分支。Safety of structures is a common and important problem in the mechanical engineering. recent years there is a trend of developing unified theory of fatigue and fracture to describe the life - cycle damage behaviour of structures. researches on safety guarantee are going toward multi - method synthesis, system micromation, network availability and life - cycle information management
結構的安全性一直是工程中普遍關心的重要問題,結構強度學逐漸發展到疲勞斷裂統一理論,結構安全保障手段已向多方法、微小化、網路化和全壽命在線保障與監測發展,建立全壽命安全保障系統,涉及材料、機械、力學、電子等學科的交叉融合。In the method of combing theory and practice, the thesis analyzes the manifestations of students " deviated behavior and their negative influence on students. after exploring the possible causes of deviated behavior, the thesis puts forward some concrete remedies : the nation should strengthen the supervision and the management of computer networks ; middle schools should effectively manage, guide and educate their students ; teachers should be quick in improving and broadening their knowledge and pay more attention to the psychology of their students ; parents should supervise their children well
本文採用理論聯系實際的方法,在界定網路偏差行為的基礎上,指出了網路偏差行為的表現及其對中學生所產生的危害性,並從多角度分析了產生網路偏差行為的原因,最後闡述了具體的對策:國家要加強對計算機網路的監督和管理;學校應加強對學生的管理、教育和引導;教師應加速知識的更新和提升,並注重對中學生進行心理教育,開展心理咨詢;家長應切實做好對孩子的監護工作等,多管齊下,齊抓共管,共同促進中學生身心的健康發展。The main research contents of the physical design include : presenting the domestic and international status of space weather and expanding on the need and the importance about the space weather forecast ; sorting the disastrous space weather and discussing their effects and adapted prediction methods ; analyzing the solar disturbing resources of space weather and the precursor or concomitant phenomena of solar eruption based on the newest observational results ; probing into the radiation principle of solar short - wave ray and presenting the computing methods about solar continuum and line spectrum radiation ; extrapolating physical methods of reconstructing the temperature and the emission measure of coronal plasma ; argumenting the effective observing spectrum for space weather empirical forecast and space weather numerical forecast
物理設計的主要研究內容包括:分析目前國內國際空間天氣預報的發展現狀及開展空間天氣預報的必要性和重要性;分類討論了災害性空間天氣的種類、影響及目前國際上的預報方法:分析了空間天氣太陽擾動源及擾動源爆發的先兆現象或者伴生現象;討論了太陽短波輻射線譜和連續譜輻射強度的計算方法:推導了利用望遠鏡多波段的觀測結果反演日冕等離子體溫度、發射量等參數的物理方法:論證了開展空間天氣經驗預報和發展數值預報有效的成像譜段。On the basis of the study of the theory and appraise method on land use in the small towns from home and abroad, this paper at first conducts a deep study on the development and role of the small towns, indicating that its development has sawn an uneven development phrase and becomes a carrier of the enterprises, a pool of surplus laborers, a hub of material exchanges between the rural and urban areas, a base of spiritual civilization, an important way to achieve urbanization. second, it conducts a study on the situation and features and the problems the land use, indicating that the efficiency of the land use is low, which has a direct influence on the development of agriculture and the role of the small towns. and the study of the demand of the land indicates the shortage of land is serious, and the small town must rationally use the land and increases its intensive role and the economical efficiency to meet the demand
在分析國內外已有關于小城鎮土地利用的理論與評價方法的基礎上,首先對小城鎮在我國的發展、地位和作用進行了深入的分析,判明我國小城鎮發展經歷了一個曲折向上的發展階段,已成為鄉鎮企業的載體,農村剩餘勞動力的蓄水池,城鄉物資交流的樞紐,農村精神文明的基地,是我國城市化的重要途徑;其次,對小城鎮土地資源利用現狀和特徵進行了探討,並對發展小城鎮建設導致的土地利用問題進行了剖析,表明目前我國大多數小城鎮土地效益和規模效益低下,佔用耕地過多,直接影響農業的發展,影響小城鎮的地位和作用;通過小城鎮土地供需分析研究表明,我國土地短缺十分嚴峻,小城鎮土地需求缺口較大,小城鎮必須合理利用現有土地,增強集約功能和土地經濟效益,從而緩解需求壓力;最後,論文通過運用特爾菲法,描述統計分析法、多元統計分析(主成分分析)法和系統分析法中的層次分析法( ahp )等一系列方法,結合定性和定量兩方面,從土地質量、土地資源數量與結構、土地經濟效益、環境效益、社會效益等五個方面進行分析,篩選、建立了土地資源利用評價指標體系,在因子評價的基礎上,建立了土地利用綜合評價模型,並給出了評價過程和方法。They include : ( i ) problems existing in development strategy of army listed companies, such as, replacing strategic plan with management plan ; lack of understanding for the importance of strategic management ; no development strategy at all in some companies. without strategic plan, a company can only have a partial understanding of the situation instead of a comprehensive one, just like the blinds feel the elephant ; ( ii ) the thesis intends to analyze the inside and outside factors of army listed companies to specify their development goal while taking suntime international as an example to have further analysis ; ( iii ) combining with strategic planning theory, the thesis tries to probe into the development strategies of the eight army listed companies. army listed companies can be divided into two categories : one category includes the four companies with suntime and new zhongji as their heads
本文主要論述兵團上市公司在發展戰略方面的有關問題,包括: (一)兵團上市公司在發展戰略上存在的問題,如:以經營規劃代替戰略規劃,對戰略管理重要性認識不足,有的上市公司甚至沒有發展戰略等等,缺少戰略的規劃就如同六個瞎子摸象一樣,只識局部不掌握全局,而這正是兵團上市公司在戰略研究方面存在的問題; (二)本文試圖通過分析兵團上市公司存在的內部因素,外部因素,確定兵團上市公司的發展目標,並以新天國際為例作了進一步分析; (三)本文結合戰略規劃的理論,試圖對兵團八家上市公司發展戰略進行探索,兵團的上市公司分為兩類:一是以新天國際,新中基為首的四家企業,在本行業中經營成熟,具備實現多元化的市場戰略的能力,並可以根據市場,產品的情況採取幾種戰略方式;二是其它企業,在本行業中還存在著發展潛力,應集中力量在本行業中作強,應施行差異化戰略,名牌戰略,將自己的產品作強,進而在整個行業中作強,這些企業暫時不要去搞多元化戰略; (四)兵團企業能否做大還取決于能否持之以恆的戰略。On the basic of a great of literature reading and research on safety of side impact of the car, according to requirement of ece r95, applied madymo6. 2. 1 software, established simulation model of side impact of the car, researched the relationship between side rigidity of the car and passenger injury in side impact, which showed that during first impact the bigger side rigidity was, the more advantaged protection for the car and passenger in a definite range, and which drew a conclusion that the most serious part of passenger injury was pelvis during first impact. then detailed the substructure model by defining bodies, joints, contact types and contact characteristic, researched some improvement approach for side safety of the car, and then analyses a particular case, that was to say to fix vehicle door bar fender on between inner and outer plate of the vehicle door, analyzed the influence of passenger injury when the bar fender was fixed on different position, the result showed that the passenger injury was less when the bar fender was fixed on the height of vehicle door decorate bar. finally, a set of tests were performed, contrasting the simulation result with the test, analyzed the influence of the side rigidity of the car to passenger injury, which showed the test
本文在對汽車的側面碰撞安全性進行大量文獻閱讀和研究的基礎上,按照歐洲ecer95側面碰撞乘員保護法規的要求,應用多剛體動力學軟體madymo6 . 2 . 1 ,建立了汽車的側面碰撞模擬模型,研究了汽車的側面剛性對乘員損傷的影響,結果表明在「一次碰撞」中,在一定范圍內汽車側面剛性越大,越有利於汽車和乘員的保護,同時得出結論,即在「一次碰撞」過程中人體損傷最嚴重的部位是骨盆;然後通過定義各剛體、鉸鏈、接觸類型以及接觸特性,對該模型進行子結構細化工作,研究了加強汽車側面安全性的若干改進措施,並進行了一個特例分析,即在此模型的車門內外板之間安裝了車門防撞桿,分析了當車門防撞桿安裝在不同位置時對乘員損傷的影響,結果表明防撞桿位於車門裝飾條的高度時,對乘員的損傷較小;最後進行了一組側面碰撞試驗,通過試驗和模擬結果的對比,分析汽車的側面剛性對乘員損傷的影響,表明試驗和模擬結果是一致的,從而證明了模擬模型的有效性以及模擬結果的正確性。There are mainly two type of algorithms used for spatial spectrum estimation : one is those based on bayesian maximum likelihood method, like the ml ( maximum likelihood ) algorithm, maximum entropy method and etc., the others are based on the spatial decomposition or projection of correlation matrix, this kind of algorithm include vector characterization method, music ( multiple signal classification ) algorithm, projection matrix method, etc. music is a classical spatial spectrum estimation algorithm that has a super high resolution and is widely used today, however, it cannot estimate doa of signals that are correlated
空間譜估計的演算法大致分兩大類:一是基於極大似然估計和最大后驗概率估計統計理論的演算法,包括:極大似然估計法( ml ) 、最大熵法等;另一類是基於對協方差矩陣進行子空間分解或投影的演算法,包括:矢量特徵法、多重信號分類法( music ) 、投影矩陣法等。其中, music法是一種經典的空間譜估計主流演算法,具有超強的分辨性能,但它無法實現對相干信號進行測向分辨。The estimated risk of cardioascular disease is higher among south asians than among white westerners or persons of african origin ; this difference is attributable to earlier onset and later detection of diabetes and to higher blood pressure
對于西方國家中的大多數少數民族和發展中國家的人民來說,糖尿病引發的心血管病發癥對他們的影響更嚴重,其腰臀比增加是缺血性心臟病和中風的很強的預警因子。The traditional research methods on huanghe river include paper map, and modern map, i. e., electronic map, which pay more attentions to the display of spatial data ; virtual reality has the features of multi senses ( include seeing, listening, touching and motion, etc ), immersion, interaction and autonomy and emphasis on 3d dynamic display of 3d map
傳統研究黃河的可視化方法有地圖,以及現在的電子地圖? ?強調空間數據在屏幕上的顯示,而虛擬現實則注重三維圖形的三維動態顯示,它具有多感知性(視覺、聽覺、力覺、觸覺、運動等) ,投入感( immersion ) ,交互性( interaction ) ,自主感( autonomy )等重要特徵。On the basis of collecting and processing many datum and materials. firstly. this paper analyzes main activities and cost constitutions of each stage of the life cycle of a fcs, and lay a foundation for later analysis and evaluation of system lcc. secondly, a basis method and usage range for estimating the system lcc are introduced. a multivariate linear regression model of pcs development cost and cost driven factor is built by use of the parametric method and supplies the base of cost estimation of newly - developed systems. thirdly, combine actual examples and make statistical analysis of lcc of a certain pcs developed by our institute, predict unhappened usage and service cost with grey prediction method, obtain proportion of each constitute to the lcc. forthly, according to actual conditions, use the fuzzy theory to overall evaluate efficacy of the fcs, fifthly, combimng our actual conditions, investigate specific measures of how to implement the life cycle cost management in our institute and put forward a new conception of developing web - based flight control system lcc management information system with pdm as the platform. at last, investigate important factors such as reliability and maintainability that may affect the life cycle cost of the fcs in detail, and put forward specific methods of lowering the life cycle cost of the fcs
論文在收集和整理大量資料的基礎上,首先深入分析了飛控系統壽命周期各階段的主要活動以及各階段的費用構成,為以後系統壽命周期費用的分析和評價奠定了基礎;其次,介紹了壽命周期費用估算的基本方法和使用范圍,並利用參數法建立了飛控系統研製費用與費用驅動因子的多元線性回歸模型,為新研系統的費用估算提供了依據;第三,結合實例對我所研製的某型飛控系統的壽命周期費用進行統計分析,運用灰色預測方法對未發生的使用及維修費用進行預測,得出了該系統的壽命周期費用以及各組成部分所佔比例;第四,根據實際情況,首次運用模糊理論對飛控系統的系統效能進行了綜合評價,構造了飛控系統系統效能模糊綜合評價模型;第五,結合我所實際,探討了如何在本單位實施加強壽命周期費用管理的具體措施,提出以pdm為平臺,開發基於web的飛控系統lcc管理信息系統的新構思;最後,對影響飛控系統壽命周期費用的重要因素如可靠性和維修性等進行了詳細地研究,提出了降低飛控系統壽命周期費用的具體方法。In the paper, the gpr system developed by us employs several optimization techniques to enhance the system performances, including antenna, sampling - hold circuit, orientation wheel, function of system software, multithreading, and signal processing algorithms. as the result the system works more well with these techniques, and its azimuth and distance resolution of 10 cm has been achieved with detection depth of more than 50 cm. the main contents of this dissertation are summarized as following : 1
本文根據探地雷達系統工作原理,在電子科技大學探地雷達系統樣機研製的基礎上採用了各種有效的優化技術,包括探測前端、采樣保持電路的優化,定位輪、目標定位、多線程技術的應用,數據採集處理和控制軟體功能的拓展、各種有效的信號預處理演算法的應用等,顯著提高了系統的探測性能和增強了探測效果,使得系統方位、距離解析度均達到了10cm ,探測深度大於50cm ,其性能指標達到國外先進水平,為進一步的實用化奠定了重要的基礎。According to the intensity of the ecosystem service function and the sensitive level for ecological environment, this paper take the method of synthetic superimpose analysis of many factors, divide the different dimension by ecology protection importance
根據生態系統服務功能強弱和生態環境敏感性程度的不同,採取多因子綜合疊加分析的方法,按生態保護重要性的大小劃分不同的生態功能區。As a case study, this method has the merits of both multi - degree and regression analysis, reflecting the important function of the related factor in the prediction mode as well as the strong adaptability to the system of sequential valance
實際應用中,該方法集多層遞階和回歸分析兩者的優點,既能體現高相關因子在預測模型中的重要作用,同時對時變系統又具有較強的適應性。Civil air defense alarm system was a system to dispense antiaircraft alarm sig - nal, hand hostile air attack informational communication to urbanite at wartime. it is a particular informational communication system of the civil air defense depart - ment, and can not be taken place. at the development trend of digitaliza - tion, unitization, integration of civil air defense communication, the civil air defense alarm system is developing too, for adaptation to the require of both future war and peaceful dual, and enhancing civil air defense communication system ' s directing automation. in recent years, development of different kinds of communication technology infuses new clearly energy into communication, especially spread spectrum communication, because of its strongly interference - free feature, invisibility best, realizable code division multiple access and antimultipath wane and so on merit, gets extensive use at wireless region ; the corresponding spread spectrum chips emerge as the times and get boom, which provides advantag e to realization of the circuit of spread spectrum communication. at the same time, in company with the advance of electronics level, the single chip microcomputer has a great development, world renowned chip manufacturer pushout respective products one after another, the kinds of which are too many to statiste
在人防通信的數字化、一體化、綜合化必然的發展趨勢下,人防警報系統也不斷發展,以適應未來戰爭和和平時期的雙重需要,提高人防通信系統指揮自動化。近年來,各種通信技術的發展給通信注入了活力,擴頻通信更因其抗干擾能力強、隱蔽性好、可實現碼分多址和抗多徑衰落等優點在無線領域得到了廣泛應用;其相應擴頻處理晶元應運而生並得到迅速發展,這為擴頻通信的電路實現提供便利。同時隨著微電子工藝水平的提高,單片微型計算機有了飛躍發展,世界上著名的集成電路晶元製造商紛紛推出各自的產品,單片機型號之多,已達到難以統計的地步。It analyzes the necessity and feasibility of developing multimedia distance education supporting system. on the basis of database and streaming media technologies, asp is used to develop the multimedia web examination & self - examination system and automatic & real - time answer system on the internet, which target on trying to realize automation to reduce teachers repeated labor. not only the concept multimedia test question has been put forward to make good use of the advantages of internet, but also multimedia has been introduced into answer system to reinforce intercommunication between teachers and students
分析了開發多媒體遠程教育系統中的教學支持子系統的必要性和可行性,結合數據庫技術和流媒體技術,採用asp技術,研製開發了網上多媒體考試與自測系統和網上自動與實時答疑係統,盡量實現自動化以減輕教師重復勞動,充分發揮internet網路優勢,提出了多媒體試題的概念,並在答疑係統中加入多媒體形式,增強學生與教師之間的交流,創造了一種全新的網上教學模式,實現情景教學。Though the expression level of bl21 ( de3 ) / pt221 - hyuh was lower than that of m15 / pqe60 - hyuh, the target protein of bl21 ( de3 ) / pt221 - hyuh was principally in soluble form while the objective protein of m15 / pqe60 - hyuh was principally in insoluble form. both of the products in the two strains showed biological activity, but the former is 2 times higher than the latter. the hyuc dna fragment was inserted into ppic3. 5k plasmid to construct the ppic3. 5k - hyuc recombinant plasmid which was then transduced into pichia pastoris gs115 cells after being linearized by bgl ii digestion
結果表明, sds - page分析在50kd處有一較強的表達帶,融合有分子伴侶的重組菌株bl21 ( de3 ) pt221 - hyuh與非融合表達的重組菌株m15 pqe60 - hyuh相比,乙內酰脲水解酶的表達量低一些,但其表達蛋白主要以可溶性形式存在,而m15 pqe60 - hyuh中表達蛋白則主要以包含體形式存在,且前者的酶活性是後者的2倍多。Based on the general conception of holography, the author analyzes the tourism region with a holographic view of human - nature relationship, and considers, in the core, the origination, development, transformation of tourism region system is a course in which the resources system is transformed to the economic system , to the cultural system, which demonstrates by the structure of tourism region objection system ? ? from the structure of tourism resources to the structure of tourism products , to the structure of the tourism markets , to the structure of tourism industries, and each step of transformation needs the input of anti - entropy from the subjection system ? ? the tourists, the tourism scholars, the tourism enterprising, the tourism media, the government and the local people who urge the region sustainable development. there are six chapters in the dissertation : in the first chapter, on the base of holographic view, the author constructs a holographic space which consists of one - dimensioned time, three - dimensioned space and multi - dimensioned system, which can supply for the study of variety and multi - perspective of tourism region subsystem, meanwhile originationable theory, fractal theory and down - to - the - earth theory are put forward as methodology, what ' s more, the author constructs the paradigm of the tourism region development as the frame of region tourism development. in the second chapter, with a holographic view, some concepts of tourism region system, both objection system and subjection system, are defined again, especially, the conception of tourism, tourist, tourism resources and tourism product, the author considers, it ' s only through information that can explain how the tourism derived and developed, what the tourist demands and utility are, and the relationship between the inner subjection system is regarded as mutuality
本論文結構共分6個部分:第一部分,從全息學的基本觀點出發,構建出由一維時間、三維空間和多維系統組成的全息空間,這為研究旅遊地域各子系統的多樣性和多角度性提供了理論的依託,並將元化思考、分形理論和紮根理論作為旅遊地域開發的主要方法論,構建出旅遊地域全息開發的思維範式,為旅遊地域的開發奠定了堅實的理論框架;第二部分,從全息角度對旅遊地域系統,包括客體系統和主體系統,進行全新的界定,尤其對旅遊活動、旅遊者、旅遊資源及旅遊產品的概念進行全新界定,認為只有從信息角度才能理解旅遊活動產生、發展以及旅遊者的需求和效用,並在旅遊地域開發關繫上提出了互為主體的觀念;第三部分,從空間角度對旅遊地域進行分析,認為旅遊地域是運動的,要素運動形成要素的結構變化,進而推動整個旅遊地域的運動,同時,旅遊地域運動還受到環境系統的制約和影響,筆者還對旅遊地域相互作用關系作了較為深入的研究,認為不同等級間和同等級間旅遊地域相互作用遵循不同的規律;第四部分,通過對旅遊地域周期理論的再認識,詳細分析了影響旅遊周期的因素,並提出旅遊地域全息周期的理想模式是logistic曲線;第五部分,筆者對旅遊地域的開發模式進行了總結,從主體角度提出了4種旅遊地域全息開發模式? ?資源主導型、學者主導型、企業媒體主導型和政府大眾主導型,並從環境系統對旅遊地域開發的影響程度出發,提出2種修正模式? ?微阻礙模式和重阻礙模式;第六部分,以安西縣為例,在全息分析安西縣旅遊地域發展狀況之後,強調旅遊產品的開發與設計是旅遊地域開發的關鍵,並運用全息的觀點對旅遊產品開發進行了實證研究。Meanwhile, the author of this essay classifies the studies of chinese scholars on family and marriage into three categories : 1. stressing the importance of keeping marriages alive with special rules and bearing the duty to raise children. 2. emphasizing the individual feelings in marriage and the implement of various choices in marriage and family. 3. doing some research about family and marriage on the basis of traditional culture
中國學者對婚姻家庭的研究,筆者權且分為三類: 1 、從社會而非個人的角度,強調用特定的秩序維護婚姻的重要性、承擔撫育子女責任的重要性; 2 、強調婚姻生活中個體的感受,強調婚姻家庭生活選擇的多樣性; 3 、在傳統文化的基礎上對婚姻家庭進行實證研究。分享友人