角動量定律 的英文怎麼說
中文拼音 [jiǎodòngliángdìnglǜ]
角動量定律
英文
angular momentum law-
The law of conservation of angular momentum may be demonstrated with a gyroscope.
角動量守恆定律，可以用回轉器來演示。The laser radar sub - system determines the heights of the tsp according to the slant height and the oblique angle measured by the laser range finder and the electronic theodolite simultaneously. by lucubrating the motion law of tsp, we decided to compute decent velocities with least - squares procedure & two ranks curve fitting
地面激光雷達跟蹤測量分系統根據測量到的斜距離和俯仰角確定末敏彈傘彈系統的高度，在深入研究末敏彈穩態掃描過程的運動規律后，通過最小二乘法的二階分段曲線擬合，計算出落速。Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account
依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型，對中國古代木結構中的典型構造如：柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究： （一）通過木柱石礎靜摩擦試驗，測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律； （二）通過單柱承載力試驗，測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量； （三）通過柱架低周反復荷載試驗，測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數； （四）通過斗?低周反復荷載試驗和受壓試驗，測定了古建築木構件與木構件間摩擦系數，斗?抗側移剛度，斗?恢復力特性及滯回曲線，斗?抗壓極限承載力及受力變形規律； （五）通過抬梁式殿堂間架模型振動臺試驗，測定了殿堂木構架結構自振周期，地震反應振形、阻尼特性及阻尼比；按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量，對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future
本文結合重慶市大渡口區「三木花園」開發建設項目，從地下空間靜力結構穩定性分析角度出發，針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米，高7 . 5米的地下隧道這一具體工程情況，採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算，探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響，通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況，從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律： （ 1 ）在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖（ ux 、 uy ）以及應力等值線色譜圖（ _ 1 、 _ 2 、 _ （ xy ） ）等； （ 2 ）相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ （ xy ）對比分佈曲線； （ 3 ）不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ （ xy ）的對比分佈曲線等，為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。Under the supervisor ' s instruction, the author, setting out from the angles of e - business status quo in china and the development of international lawmaking of electronic signature, makes a comprehensive research and discusses in depth on legal effect of electronic signature, evidential function of electronic signature, authentication system and the legislation of electronic signature, etc. and draws the following conclusions :. it is necessary to emend the related laws of signing in effect, or to stipulate a new law to establish the legal status and legal effect of electronic signature, to regulate and standardize the usage of electronic signature, so as to promote the e - business in china
作者從我國電子商務的發展現狀及電子簽名國際立法動態的角度出發，在閱讀大量相關文獻、資料、專論的基礎上，積極借鑒國際先進立法實踐及經驗，在導師的指導下，對電子簽名的法律效力、證據力、認證制度及電子簽名立法等法律問題進行了廣泛且有一定深度的探討，並得出如下結論：一、有必要對我國現行的相關簽名法律進行修訂，或另行制定新法，確立電子簽名的法律地位和效力，調整和規范電子簽名的使用，以促進我國電子商務的發展。For the dynamic process of ship rolling movement, this paper analyses its dynamic date with time series analysis method and brings up this system ' s the most excellent autoregressive model ( ar model ) according to least aic criterion ( akaile, information criterion ). it reveals the regular pattern of ship rolling movement and forecasts the future value of roll angle and pitch angle, then transforms it to adjusting value of object and adjusting it according to appropriate control rules
對于船舶搖蕩運動這一動態過程，採用時間序列分析的方法，建立系統的自回歸模型（ ar模型） ，並根據最小aic信息量判定準則保證建立的系統模型為最優化模型。利用參數模型的方式對船舶橫搖、縱搖運動的動態數據進行分析處理，揭示船舶搖蕩運動的規律，預測船舶橫搖角、縱搖角的未來值。In part two, the author discusses mr. deng ' s legal ideas in the course of reform in economic and political system. it also covers some new elements elicited from the practice of legal construction, such as the idea of " concentrating on economic construction on the one hand, and concentration on legal construction on the other " ; the request that conduct of the party and its leaders should be bounded by constitution and laws. furthermore, the author emphasizes the inherent link between the forming of these legal ideas and the political and economic practice of that time
文章認為，從文革結束到20世紀90年代初這一歷史時期內，小平法律思想經歷的是一個從法制思想發展運動到法治思想的過程，現代法治理念的基本特徵在這一思想中基本上都已得到體現；而在這一偉大的變遷過程中，這一時期的經濟和政治體制改革充當的不僅僅是時代背景和活動舞臺的角色，更是推動這一變遷的決定力量，尤其是商品經濟在中國的發展更是使得法治意識在小平法律思想中生根發芽並最終確立了無可替代的地位。During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied
在溫度場的模擬中，模擬結果表明，保壓時間是影響製件成形質量的關鍵因素之一，擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大，需進行參數之間的協調，只有當變形區內部始終維持準固態時，才能實現穩定的液-固擠壓成形過程；在變形場的模擬中，根據液態浸滲擠壓的成形特徵，選用了雙曲正弦剛-粘塑性有限元計算模型，研究了變形過程中應力應變場的變化規律，研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。The main researches enclosed in this thesis are as follows : 1. based on the newton ' s law of motion, the law of angular momentum and the variation principle, the dynamic model of the satellite with a flexible appendage has been researched
主要內容有五個方面： 1 、運用牛頓定律、角動量定律和變分原理建立了帶撓性附件的衛星動力學模型，分析了撓性太陽帆板轉動對衛星動力學模型的影響。The magnetic distribution of a - magnet is presented by analytic way and numeric simulation way. the single particle movement is studied in a - magnet and the movement rule of charged particle in ideal four poles magnetic field also is obtained. quantificational results of the incidence angle, trajectory length and the maximal distance in x direction are presented for ideal trajectory, and the equation indicates some important characters of a - magnet
論文對-磁鐵的有關物理問題進行了較為詳細的論述，從解析形式和數值模擬兩個方面給出了-磁鐵的磁場分佈，對單個粒子在-磁鐵中的運動進行了分析，利用數值求解方法研究了帶電粒子在理想四極磁場中的運動規律，提出了歸一化運動方程和理想軌道等物理概念，定量給出了消色散的入射角、軌道長度和x方向最大距離的解析表達式。Based on the careful strata correlation and division of chang - 6 formation of panguiang in jing ' an oil field, the article discusses the structure characteristics, the sand body shape and distribution and the microfacies feature of chang - 6 oil set, analyses the physical properties and heterogeneities of the reservoir which is classified three types as i, ii and iii type, summarizes the relation between microfacies, sandbody distribution and physical properties, evaluates the reservoir from the flow unit aspect, reveals the affecting feature of oil concentration
本文在對靖安油田盤古梁油藏長6油層組進行小層精細劃分和對比的基礎上，詳細研究了盤古梁長6油層組的構造，砂體形態、展布方向及沉積微相特徵，對儲層的非均質性作了定性定量的分析並且對其進行分類，總結了沉積微相和砂體展布、物性之間的關系，從流動單元的角度對砂體進行了評價，揭示和確定油氣富集規律的影響因素。The paper focuses on the processing technique of wood flour - recycle polystyrene composite, and assesses the effects of wood flour contents, coupling agent contents and the rotate speeds of extruder on water uptake, tension strength, bending strength and dynamic mechanical properties. the results can be shown as follows : with the increasing of wood flour, composites gain higher water uptake but lower dynamic mechanical properties, the storage moduli ( e " ) and glass transition temperature ( tg ) decrease
較系統地研究了木粉含量、偶聯劑添加量和雙螺桿擠出機的螺桿轉速等主要擠出工藝參數對復合材料的吸水性能、拉伸強度、彎曲強度、動態機械性質（存儲模量e和損耗正切角tan ）的影響規律，初步確定了適宜工藝條件，主要結論是： 1 ）木粉含量的增加使得復合材料的吸水性能增加，動態機械性質下降。Based on the results of the study about the geological background in this area, this paper has discussed about the sedimentation facies marks for the fan delta in baimiao gas field, worked out a detailed proposal about the development of physical simulation experiment about the fan delta, and described in detail the general laws and major controlling factors governing the sedimentation processes of the fan delta. a detailed measurement was made about the experimental results, and a systematic comparison was made relative to the prototypic characteristics. based on the observation and description about the experimental processes and the analyses about the experimental results, this paper has given detailed
在地質背景研究的基礎上，對白廟氣田扇三角洲沉積相標志進行了論述，在此基礎上，制定了開展扇三角洲物理模擬實驗的詳細方案，詳細描述了扇三角洲沉積過程的一般規律及主要控制因素；對實驗結果進行詳細的測量，並與原型特徵進行了系統的對比，根據實驗過程觀察描述和實驗結果分析，詳細劃分了白廟氣田扇三角洲的巖石相類型及沉積微相；分22個砂層組完成了沉積微相尤其是扇三角洲上辮狀河道展布規律的研究，分不同時期指出了22個砂層組砂體分佈規律，為儲層預測及該地區滾動勘探奠定了基礎，這是本論文的重點內容之一。This is understandable in terms of conservation of angular momentum. as the radius of rotation decreases, the rotational speed will increase accordingly
這現象可用角動量守恆定律來解釋：當旋轉半徑縮短時，旋轉速率就相應加快，以保持角動量不變。The article used a qualitative and quantitative method, and analyzed the interaction principle about knowledge helix and knowledge share in knowledge chain supply, form quantitative and qualitative latitudes, and quantitatively analyzed evolvement disciplinarian about interaction in knowledge supply chain using nn
摘要本文運用定性和定量相結合的方法，從「質」和「量」兩個角度分析了知識供應鏈中知識螺旋和知識共享的互動原理，並運用神經網路法定量分析了知識供應鏈互動的演化規律。Based on the conservation principle of linear and angular momentum, the method derives the equations of the mass and mass center as well as inertia tensor of the new end - effector for the manipulator handling the unknown object
該方法基於線動量和角動量守恆定律，推出了機械臂負載未知目標的新的末端效應器的質量、質心和轉動慣量的方程組。Newton ' s laws, concepts of momentum, energy, angular momentum, rigid body motion, and non - inertial systems
牛頓定律，動量的概念，能量，角動量，剛體運動，以及非慣性系。It must then make fewer turns per second, in obedience to a law of physics called the conservation of magnetic moment ( this is similar to the law of conservation of angular momentum that slows a spinning ice dancer down as he spreads his arms )
服從稱為磁矩守恆的物理定律，其會減少每秒旋轉的次數（這一定律與角動量守恆定律很相似，花樣滑冰舞者通過伸展自己的上肢來減慢自己旋轉的速度就是利用這一原理） 。The basic train of thought for research in this paper is to investigate, from the angle of micro - economic analysis and widi the system transition of marketizet orientation in recent twenty years in china as the background, the consumer demands as an aggregate concept and the law of change in the characteristics of the micro - economic basis of the macro - economic control of china ' s consumer demands by analyzing the influence of marketized economy on the consumer " mode of action and its main decisive factors as well ; to study the mechanization as well as the target choice by which the macro - economic control of consumer demands acts upon the consumer demands, and to explore the means to strengthen and perfect china " s macro - economic system of consumer demands
宏觀經濟環境和居民消費需求形成機制的市場化程度，制約著消費需求宏觀調控的有效性。本文研究的基本思路是：從宏觀經濟分析的角度，以我國近二十年來市場化取向的體制變遷為背景，考察作為總量概念的消費需求和消費需求結構變動的規律及其在經濟增長中的作用；通過分析經濟市場化對消費者行為方式及其主要決定因素的影響，揭示我國消費需求宏觀調控的微觀基礎的特點；研究消費需求宏觀調控對消費需求發生作用的機理及目標選擇，探索加強和完善我國消費需求宏觀體系的途徑。Through the analysis of the attitude dynamic equation, the potential energy function is derived. the relationships of attitude varieties are derived from energy function and angle momentum equation and thus the attitude control laws of bias momentum satellite are put forward
通過對衛星姿態動力學方程分析，得出衛星的勢函數，結合衛星的勢函數和角動量方程導出各姿態之間變化關系，提出利用地磁場實現偏置動量輪衛星姿態穩定的控制規律。分享友人