普通動力學 的英文怎麼說
中文拼音 [pǔtōngdònglìxué]
普通動力學
英文
gross dynamics- 普 : Ⅰ形容詞(普遍; 全面) general; universal Ⅱ名詞(姓氏) a surname
- 通 : 通量詞(用於動作)
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 學 : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
- 普通 : common; general; ordinary; plain; honest; private; trile; average
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The properties of polyurethane ionomer were studied, including calorifics, dynamic mechanism and shape memory. comparing to the liner shape memory polyurethane non - ionomer, ionomer has superior effect on shape memory behavior and water vapor permeability especially the water vapor permeability increased from 5 - 8 times of liner smp to 20 - 30 times of ionomers lastly the novel crosslinked shape memory polyurethane was synthesized, which shape recovering temperature were randomly controlled and can completely recover original shape. the properties of polyurethane were studied, including calorifics, dynamic mechanism and shape memory
然後,在此基礎上合成了離子型形狀記憶聚氨酯材料,對其熱性能、動態力學性能、形狀記憶性能、透濕氣性能進行了研究,並與普通非離子型形狀記憶聚氨酯進行了比較,研究發現離子型形狀記憶聚氨酯具有更大的軟段結晶度、更好的形狀記憶性能、更優越的力學性能和透濕氣性能,尤其是其透濕氣性能有了非常顯著的提高,其高溫段濕氣滲透率是其低溫段濕氣滲透率的20 30倍,遠遠大於線型形狀記憶聚氨酯的5 8倍。As to the high speed of electric spindle system, the angle - contact bearings are usually applied to supporting the shafts. because the supporting stiffness of rolling bearing is non - linear, especially under the circumstances of high speed and ultrahigh speed, the internal working status is so complicated that it is not regarded as routine linear support and ordinary non - linear support. centrifugal effect of the rolling bearing increase the factors of influencing the supporting stiffness
高速電主軸系統的轉速很高,通常都採用角接觸球軸承作為支承,由於滾動軸承的支承剛度呈非線性形式,特別在高速和超高速情況下,滾動軸承內部的動力學狀態十分復雜,由於滾動體運動所產生的離心力作用,使得影響其支承剛度的因素增多,不能作為常規的線性支承和普通的非線性支承處理。The controlled study, appearing in a recent issue of the archives of general psychiatry published by the american medical association, shows that a new approach - - schema therapy - - is more than twice as effective as a widely practiced psychodynamic approach, transference focused psychotherapy ( tfp )
美國醫學會發表在近一期《普通精神病學文獻》的文章認為,對照研究表明新的治療方法? ?圖式療法? ?其效率超過以往廣泛應用的心理動力療法,即移情焦點治療( tfp )的兩倍。On the basis of the characteristic of the industry waste slag, which is high added to the hsfab, different kinds of catalyzing methods are adopted to make the waste residue more active. the additive f, developed by the author can obviously improve the mechanics characteristic and durability of hsfab, especially the restraining of the drying shrinkage. based on the study of technics parameters and the problems in the manufacture, hf - 1100 series full - automatic hydraulic pressure wall brick presses is chosed to solve the problems, such as low molding pressure, low efficiency and the certified product ration
在hsfab的研究方面,通過兩種體系hsfab (即「水泥?鋼渣?粉煤灰?爐渣」和「石灰?鋼渣?粉煤灰?爐渣」體系)的配方優化設計,使之具有良好的社會、經濟和環境效益;在高摻量工業廢渣的前提下,根據各種原料的特性,對其採用不同的活化技術,使其具有較高的活性;自研的外加劑f ,對hsfab製品的物理力學性能和耐久性能均有明顯的改善作用,尤其是對製品的乾燥收縮性能有顯著的抑制作用;通過對工藝參數的研究,結合實際生產普遍存在的問題,選取了hf - 1100系列全自動液壓墻體磚壓機,有效地解決了傳統制磚過程中常見的成型壓力低、生產效率低、產品合格率低(即「三低」現象)等問題。Different measures should be taken in different stages : consolidation and improvement in primary schools, compulsory education in junior middle schools. we should broaden scale of running schools, rearrange school layouts reasonably, use both putonghua and leye dialect to teach based on " 16 words " policy, improve teachers " quality and further skills training by making good use of extra labor power. through the measures mentioned above, zhuang nationality children in leye county will show other people a new look which is completely different from what they used to be
為了整體素質的提高,首先要形成現代民族觀念,學好母語,掌握好漢語,這樣才能發展民族文化,弘揚民族精神;其次要海納百川,以開放的心態吸納其他民族及國外先進文化;最後,要大力發展教育事業,建立終身教育體系,小學階段遵循鞏固提高方針,初中階段盡快「普九氣適當擴大初中和高中的辦學規模,調整小學和初中學校布局,根據雙語教學的「十六字」方針以樂業縣壯語來進行雙語教學,普通教育和職業教育都要提高師資素質,職業技術教育著眼于農業、特色綠色經濟作物及剩餘勞動力轉移進行培訓。A a hong kong degree, or equivalent ; a pass in chinese language and english language syllabus b in the hong kong certificate of education examination, or equivalent ; 4 years hands - on experience in multimedia, web copywriting and event organizing ; solid experience in ms word, ms excel, ms powerpoint ; experience in filming, editing and writing scripts for programme production ; exposure in being a presenter for educational video production and seminars is an advantage ; fluency in putonghua ; and hardworking, creative, independent with good communication skill and ability to work under pressure
A持有香港頒授的學位,或具同等學歷b于香港中學會考中國語文科及英國語文科課程乙取得及格成績,或具同等學歷c具四年多媒體網頁撰稿及活動籌辦經驗d熟悉微軟word excel powerpoint e曾為節目製作進行拍攝剪接及撰稿f如曾擔任教育錄像製作及研討會主持則更為理想g能操流利普通話及h刻苦耐勞富創意性格獨立溝通技巧良好,並能在壓力下工作。Background and purpose ? we explored the association between transcranial doppler hemodynamic parameters and the risk of stroke in the general population
背景與目的:我們探討了普通人群中經顱多譜勒血液動力學參數與卒中風險的相關性。In order to guide the university students to design the reasonable employment target and to complete the role transformation from university students to social common workers as soon as possible, and to make students become the main force in the first social production, the key is to make university students foster the consciousness of needs, quality and adaptability to the society
摘要大學生就業指導工作要引導大學生設計合理的就業目標,使其盡快完成從在校生到社會普通勞動者的角色轉換,成為發展第一生產力的生力軍,其關鍵在於引導大學生樹立需求意識、質量意識和適應社會的意識,正確處理就業中的各種矛盾。In order to develop and consummate the analysis theory and calculation method of base - isolated structures, based on the research on restoring force model of isolation systems and the analysis on the nonlinear seismic response of base - isolated structures, the analysis on multi - dimensional and lateral - torsional coupled seismic response of base - isolated structures is developed in this paper. according to the mechanical performance of isolation systems, detailed analysis and improvement of the present research, an unilateral and a bilateral coupled visco - elastic hysteretic model for rubber bearings, an unilateral and a bilateral coupled visco - elasto - plastic differential hysteretic model for lead rubber bearings, an unilateral and a bilateral coupled modified visco - plastic differential hysteretic model for sliding friction bearings are proposed
為進一步發展和完善基礎隔震結構分析理論和計算方法,本文以隔震系統恢復力模型研究及基礎隔震結構非線性地震反應分析為基礎,對基礎隔震結構的多維地震反應及平?扭耦聯地震反應開展了以下幾方面的研究工作:根據隔震系統力學性能的特點,在現有研究成果的基礎上,對隔震系統恢復力計算模型進行了改進和創新,提出了普通疊層橡膠支座單向及雙向耦合粘彈性恢復力計算模型,鉛芯疊層橡膠支座單向及雙向耦合粘彈塑性微分型恢復力計算模型,摩擦滑動支座單向及雙向耦合修正粘塑性微分型恢復力計算模型。With the development of automobile industry and road transportation , the traffic accidents happen every day in the world and become a serious society problem the vehicle collision accidents are over 2 / 3 times as much as all traffic accidents they cause a large amount of social infuence and serious economic loss therefore , it is urgent to study vehicle collision accidents comprehensively and systematically , and the research also is the academic foundation to analyze and deal with traffic accident it is difficult to authenticate car velocity after traffic accident to dig over locate witness is right way mechanics is avaid tool in this field it is important to establish math model and this is precondition to calculate vehicle velocity firstly on the basis of summarizing the research results , this paper deeply discusses the calculating model to analyze the instantaneous motion state in the vehicle collision, the interrelation among the every moving mechanics parameters in the every phase of the collision secondly , according to the collinear collision and two - dimension collision and the restitution coefficient , the paper estabishesthe post collision movement models it proves that these models are correct and valid thirdly , this paper try to research reconstruction of road traffic accident and put forward the method on it
對交通事故的科學分析應是建立在正確的數學模型與計算機模擬技術基礎上的定量分析,其基本條件就是要有能正確描述事故過程中汽車狀態的數學模型,只有建立正確的數學模型,才能較準確地推定事故車輛的碰撞速度。所以建立正確地車輛碰撞模型和運動模型正是汽車事故再現的關鍵問題。本文首先在總結前人研究的基礎上,深入地研究汽車碰撞理論,分析了車對車碰撞作用瞬間狀態的計算模型及碰撞恢復系數與碰撞前、后速度的關系;其次,根據交通事故中最普遍的一維和二維碰撞的不同情況,採用恢復系數和滑動摩擦系數等概念,分別建立了碰撞后車輛動力學模型;第三,對汽車碰撞事故再現進行了初步研究,確定了車對車碰撞事故模擬計算和反推計算方法,並給出相應的模擬程序流程圖。This paper is based on the ocean science exploring ship of ocean 1. beyond the work of analysis of ordinary dynamic positioning ( dp ) fuzzy controller, research on auto area keeping when inputs contain errors that ca n ' t be neglected, energy as index function, is probed into
本文以「大洋一號」海洋科學考察船為對象,在研究了「大洋一號」的普通動力定位模糊控制系統的基礎上,以能量為評估函數,對輸入中包含誤差情況下的自動區域保持控制方法進行了有益的探討。During this collaborative action research, we communicated, inspired and improved each other by the ways of classroom observations, discussions, interviews and writing research diaries. in practice, we gradually had groped for a method of improving the level of the common spoken chinese in ganzanggou by the research of the composition teaching, and inquired a way of composition teaching which was suitable to local areas and local nationality, and tried to change the current conditions of composition teaching and advance the students " development, and improve the level of writing and language expression of students
本研究是與西北貧困地區農村小學一位語文教師合作展開的作文教學行動研究,通過課堂觀察、討論、寫研究日誌、訪談等方式,與教師相互交流、反思等,在實踐中嘗試探索通過作文教學的改革來提高學生普通話水平的有效途徑,並在此基礎上探索出適合當地的作文教學方式,從而改變現有的作文教學效果不佳的狀況,進一步提高學生的寫作水平和語言表達能力。In addition, it is useful in some places that contain harmful air and air is needed is needed to input. on the other hand, based on the theory of aerodynamics, the optimum structural factors for contra - rotating axial local fan are studied
根據軸流式通風機空氣動力學理論,在分析了普通軸流式通風機的結構對氣動力性能參數影響的基礎上,對對旋式軸流通風機的有關氣動力參數和結構參數進行了綜合優化分析研究。According to the theory of the finite element analysis, the matrix of mass, rigidity and damp in every part of shell structure have been fixed on ; at the same time, calculation has been done in dynamics and statics
利用有限元理論,分別確定了復合殼體結構中各部件的質量矩陣、剛度矩陣及阻尼矩陣,並對其進行了靜力學與動力學計算,結果證明內襯三維波紋鋼板復合殼體結構與普通混凝土殼體結構相比,其結構承載力有了較大的提高。Abstract : based on the enhanced effect of spontaneous emission in cavity quantum electrodynamics, the microcavity effect of vertical cavity surface emitting lasers ( vcsels ) is analyzed, and the results obtained in ordinary open cavities and in three - dimensional closed cavities are compared
文摘:依據腔量子電動力學中自發輻射增強效應,分析了垂直腔面發射半導體激光器的微腔效應,比較了普通開腔和三維封閉腔中的結果。Single - layer model is convenient to apply but the unclear relationship between radiative and aerodynamic temperatures is still a bottleneck in this field. a new method was developed to derive reliable surface heat fluxes from radiative temperature viewed from arbitrary zenith angle. aerodynamic and radiative temperatures are connected through a so - called optimum component fraction ( ocf ) parameter - the fraction of vegetation in the field of view when the two temperatures are equivalent in oblique viewing
該方法利用表面熱輻射方向性和顯熱通量都是源於土壤和植被溫度的貢獻這一共同點,發現在一定傾斜角度的觀測下,視場中植被與土壤的比例可以較好地反映植被和土壤與大氣進行湍流熱交換的貢獻率,所以稱該方法為最佳組分面積比法,用最佳組分面積比可以將任意角度下觀測到的輻射溫度訂正為空氣動力學溫度,經過地面和遙感數據驗證表明,用該方法計算的通量精度高於普通的單層模型。Chaos, a random yet deterministic process in nonlinear dynamical system, is widely used in areas such as chaotic communications, chaotic control and chaotic life science, and many others
混沌是一種普遍存在於非線性系統的具有確定性和類隨機特性的動力學行為。混沌通信、混沌控制以及混沌生命科學已經成為混沌的主要應用領域,具有廣泛的應用前景。As a complex nonlinear dynamics behavior, chaos is a general phenomenon in nature and is one of the most important discoveries in the 20th century later. chaos, which is generated by non - linear dynamical system, possesses many unusual characteristics and these characteristics enable chaos to have a great charming prospect and practical value in secure communication field. recently, chaotic communication has become a new and promising subject, so this dissertation selects it as research direction, and analyses emphatically the applications of chaos in cdma communication system. the main works are as follows : ( 1 ) chaotic phenomena and its related problems are summarized, and these problems, such as the relation of spread - spectrum code in cdma communication system and chaotic sequences, and the relation of chaotic synchronization and system secret performance, are discussed
混沌是一種特殊復雜的非線性動力學行為,也是自然界普遍存在的現象,被認為是二十世紀末期最重要的科學發現之一。有確定性非線性動力學系統產生的混沌具有許多奇異的特性,顯示了混沌在保密通信等領域有著誘人的應用前景和重大的實用價值,目前,混沌理論在通信中的應用是一個全新的前沿課題。本文以此作為研究方向,著重分析了混沌在碼分多址通信系統中的應用。Compared with the results of the ordinary shell structure, the ribbed shell structure can improve the structural bearing capacity, so the theory of the stretching finite element analysis about statics has been extended successfully and also applied to calculation of stretching dynamics. the result indicates that the mechanics impact is of much distinctness compared with ordinary one
成功的將靜力學中的彈塑性有限元理論擴展並應用於復合殼體的彈塑性動力學計算中,結果表明利用彈塑性理論計算出的結果更精確,與普通混凝土殼體的比較后可以看出,復合殼體的力學效果非常明顯。Here, referring to the course reformation for the perspective, i venture to start from the organizational mode of reformed teaching for an exploration on possibility of integrating theoretical study into practical work. with students in the regular senior high school as my target, exercise of an integrated study mode in history teaching as the theme, and modem pedagogical and psychological theories such as constructivism, group dynamics, need hierarchy, self - efficacy and independent education as the basis, i construct a cooperative studying mode that suits modem history teaching in a way with functional goals, experimental principles, operational process, pedagogical strategies in full consideration, and actively probe into the relation among modes for cooperative study, independent development of the students, cultivation of cooperation and innovation
因此,筆者以課改為契機,試圖從改革教學組織形式的角度出發,將理論研究與實踐探索相結合,以普通高中學生為研究對象,以在歷史教學中實施合作學習模式為課題,以建構主義、團體動力學說、需要層次理論、自我效能理論和主體性教育等現代教育學、心理學理論為依據,從功能目標、實驗原則、操作程序、教學策略等方面,全方位地構建了適合現代歷史教學的合作學習模式,並對實施合作學習模式和學生主體性的發展、合作與創新精神的培養的關系進行了積極的探索。分享友人