碰撞區 的英文怎麼說
中文拼音 [pèngzhuàngqū]
碰撞區
英文
collision area-
The following phenomenon is desired to seen : with the increase of colliding energy, the net baryon number tends to be zero in the mid - rapidity region
人們渴望在高能重離子碰撞中看到：隨著對撞能量的升高，在反應的中心快度區出現凈重於為零的現象。This thesis studies each structural layer ' s feature : ( 1 ) structural layer of basement : it is a paleozoic folded basement, whose tectonic deformation and magma intrusion is fiercely, and it is affected by the early hercynian tectonic movement and related to the underthrust and closure ( c1 ) of zhungaer ocean basin and the areal pressing of continents ( c2 - 3 ) ; ( 2 ) structural layer of permian : due to the regional extending and fault depression role in mid - hercynian, it occurred to the combinations of structure and magma in santanghu basin and it ' s periphery area, such as a - granite ' s stock, batholiths and diabase ' s dike. there are many fault depressions possible
按照不同構造層，研究了各構造層的構造特徵：基底構造層：受早海西期構造作用的影響，與準噶爾洋盆俯沖閉合、而後陸-陸碰撞的區域擠壓構造作用有關，為一構造變形和巖漿侵入活動強烈的古生代褶皺基底。二疊系構造層：受中海西區域性伸展斷陷作用的影響，盆地及其周緣地區發育與伸展構造有關的構造-巖漿組合，如呈巖株、巖基狀侵位的a型花崗巖以及呈巖墻狀侵位的輝綠巖等。Distant effect of jurassic collisions of qiangtang terrane, lasa terrane and paleo - pacific land onto the eurasian land made east qinling - dabie mountains in a compressional circumstance for a long time, and suppressed its orogenic extension ; whereas, cretaceous late - collisional extension and appearance of west pacific trench - arc - basin system relieved east qinling - dabie mountains of external compression, instantly result in violent orogenic lithosphere delamination - extension and depressurized - calefactive melting, and consequently, led to the formation of large scale early cretaceous granitoids and intermediate - acidic volcanic rocks
羌塘地體拉薩地體和西太平洋古陸在侏羅紀與歐亞大陸拼貼碰撞的遠距離效應使東秦嶺大別造山帶長期處于擠壓環境，伸展作用被抑制白堊紀的碰撞晚期伸展和西太平洋溝弧盆體系的遠距離效應使東秦嶺大別地區的外部擠壓消失，導致造山帶巖石圈迅速強烈拆沉伸展和減壓增溫熔融，從而形成大規模早白堊世花崗巖類和中酸性火山巖。( 6 ) the geological significance of oblique - thrusting fault of sertengshan - xitieshan was discussed in this paper. the oblique - thrusting effect of sertengshan - xitieshan is the result of the long distance effction of himalayan orogenic belt intracontinent subducting, which is of great theory significance for studying regional structural framwork, relations between basins and mountains and oblique - thrusting effect of large - scale fault zone or orogen in northern qaidam basin. moreover, the result is of guidance significance for the forecast of combination gas, distributing and formation of nappe metal deposit in northern qaidam basin
（ 6 ）論文探討了賽什騰? ?錫鐵山斜向逆沖推覆構造的地質意義，認為賽什騰-錫鐵山斷裂斜沖作用是印度板塊與歐亞板塊碰撞、會聚的遠程效應的結果，該認識對于研究柴北緣區域構造格局、盆山關系以及更大尺度的斷裂帶或造山帶的斜向逆沖作用具有理論意義，對柴達木北緣的油氣預測、推覆體金屬礦床的分佈、形成具有指導意義。Safe zones, which could be set through programmed codes or internal parameter ; created an electronic crash barrier to prevent tool collision
保險區，即可設置程序密碼或內在參數的區域，構成了電子防護欄，以防止部件的相互碰撞。And apatite. by these analyses and comparison with general granite both in china and the world and with the granite in other au or cu belt in china, the characteristics of the granite in this area are concluded as follows. it belongs to magnetite - i or syntectic granite and has crust - mantle mixed characteristics ; it was formed mainly by crystallization differentiation of melting magma and multiphase varied intrusion ; the degree of differentiation evolvement is not high ; the granite and its enclaves p. re congenetic ; the range of temperature is about 500 - 700, the range of pressure is about 2. 50 gpa - 4. 35 gpa, and the range of oxygen fugacity ( lg fo2 ) is - 15. 53 - - 14. 00 ; most granite bodies formed before the collision of plates, and few formed after the collision of plates
通過對測試數據的分析與綜合研究，並同中國和世界一般花崗巖類以及中國主要金、銅成礦巖體的花崗巖類進行對比，得出本區花崗巖類巖石具有以下特徵：屬磁鐵礦-型或同熔型花崗巖，其巖漿物質具殼幔混源特徵：主要由熔融態巖漿經結晶分異作用，通過多期變速上侵而形成；其分異演化程度較低；寄主巖基和包體具有同源性；巖石的形成溫度范圍約為500 - 700 ，壓力大約為2 . 50gpa - 4 . 35gpa ，氧逸度值1gfo _ 2為- 15 . 53 ? 14 . 00 ；該巖帶主要形成於板塊碰撞前消減的活動板塊邊緣期，為燕山至喜馬拉雅早期的大陸邊緣火山弧環境的產物。Geochronology research on the volcanic rock profile of the gazha cun group in the wuyii basin indicates that the 40ar - 39ar age of the post - collision volcanic rock is 12 - 14ma. and the granite that cut the volcanic rock is 10. 84ma
羊應鄉火山巖樣品中透長石及黑雲母的~ （ 40 ） ar - ~ （ 39 ） ar定年結果確認該區存在後碰撞火山巖，其噴發年齡在11ma左右。The asteroids are the most important small bodies in the solarsystem, and they mainly lies in the two locations - a main belt between the mars ' s orbit and the jupiter ' s and the near - earth space. the most feature of the orbits of near - earth asteroids ( neas ) is that the semi - major axes of the orbits are nearly equal to that of the earth or the perihelia distances are approximate to or even less than the mean distance between the sun and the earth, thus they could move into inside of the earth ' s orbit, so that they might close approach or even colliside with the earth ( or other planets, such as the venus, the mars, etc. ). the characteristic brings about some difficulties in the numerical research during their orbital evolution, which leads to the failure of the normalization technique in the general removal impact singularities of celestial mechanics methods and the symplectic algorithm which is successfully applied to the investigation in quality. by comparing the computation effects of several common numerical methods ( including symplectic algorithm ), and considering the nature of the movement of the small bodies, the corresponding treatments are provided here to improve the reliability of the computation
小行星是太陽系最重要的一類小天體，主要分佈在兩個區域；火星和木星軌道之間的一條主帶和近地空間.近地小行星軌道的最大特點是其軌道半長徑與地球軌道半長徑相近，或近日距離接近甚至小於日地平均距離，其運動可深入到地球軌道的內部，這將導致該類小行星與地球（還有金星、火星等）十分靠近甚至發生碰撞.這一特徵給其軌道演化數值研究帶來一些困難，包括天體力學方法中一般消除碰撞奇點的正規化處理以及對定性研究十分成功的辛演算法都將在不同程度上失效.通過對幾種常用數值方法（包括辛演算法）計算效果的比較，根據小天體運動自身的特性，給出了相應處理措施，從而可提高計算結果的可靠性In this paper, we focus on the following three topics : ( i ) density distribution of dusty plasma in the low - pressure collisionless positive column the radial density distributions of electron, ion and dust particle in the low - pressure collisionless positive column are investigated with a fluid theory and a self - consistent dust - charging model
本文著重以下三個方面的研究： （ ）低氣壓無碰撞輝光放電正柱區塵埃等離子體密度徑向分佈本文採用流體模型和自洽的塵埃充電模型，研究了低氣壓無碰撞輝光放電正柱區的電子密度、離子密度和塵埃粒子密度的徑向分佈。Two commuter trains in metropolitan washington, dc, collided in 1996, killing numerous passengers
1996年，兩列往返于華盛頓特區內大城市之間火車發生碰撞，眾多乘客遇難。Thus, it can be clearly recognized that the global continents located at near equator and southern hemisphere, showed the characteristics of range along latitude ; chinese continental blocks still located among the laurentia, siberia and gondwana in paleozoic ; following the fast moving of siberia plate to northwards, the amalgamation in north - south direction at the western parts of laurentia and gondwana, subducted the lapetus and rheic oceans, until to form the uniform pangea in the late stage of paleozoic ; however australia and india plates in eastern gondwana move and disperse gradually to southwards, to extend crust and form the paleo - tethys ocean ; the chinese continental blocks and adjacent blocks still located in paleo - tethys ocean, preserved the status of dispersion, gradually moving to northwards, showed the characteristics of range along north - south orientation, until carboniferous and triassic a series of local collisions happened in tianshan - hing ' anling, kunlun, qinling - dabie, jingshajiang and shaoxing - shiwandashan zones, thus the most part of chinese continental blocks amalgamated to eurasia continent
由此可以清晰地看出，在古生代早期全球各大陸的主要部分都位於赤道附近及南半球，大致表現為沿緯度、呈東西向排列的特徵，中國及鄰區的小陸塊群在古生代始終都處在勞倫大陸、西伯利亞與岡瓦納大陸之間；隨著西伯利亞大陸的快速北移，在勞倫大陸與岡瓦納大陸的西部地區發生南北向拼合，亞皮特斯洋和里克洋的消亡，到古生代晚期形成統一的泛大陸；而岡瓦納大陸的東部（澳大利亞和印度等）則逐漸向南移動、離散，地殼張開，構成古特提斯洋；中國及鄰區的小陸塊群則一直處在古特提斯洋中，保持離散狀態，總體上緩慢地向北運移，並逐漸轉為近南北向的排列方式，石炭紀到三疊紀才在天山興安嶺、昆侖山、秦嶺大別、金沙江和紹興十萬大山等地段發生一系列局部性的陸陸碰撞，使中國大陸地塊的大部分逐漸併入歐亞大陸。Secondly, this dissertation analyses the action characters of soccer robot, designs kinds of actions in allusion to switchover of attack and defend, puts forward theory of action selection and rules of action selection in order to realize part cooperation which combines court subarea and switchover of attack and defend when soccer robot is under special state thirdly, after considering the characters of obstacles in the robot soccer, we have founded the collision module, to the current questions of obstacle - escaping arithmetic, we put forward the new obstacle - escaping strategy based on the speed vector information which is able to dope out the potential obstacles in the moving path and count out the suitable velocity to escape obstacles by the aid of the geometry transform of obstacle velocity vector the grid implementation arithmetic of path - searching tree is set forth for the convenience the result of simulating competition showed that this way is suitable to the mobile obstacle escaping
（ 2 ）分析了足球機器人動作的特點，針對機器人足球比賽的攻防狀態轉變，進行了各類動作設計；為了使足球機器人在特定狀態下，實現局部的配合，將攻防狀態的變化與球場分區相結合，提出了足球機器人的動作選擇機理和動作選擇的規則。 （ 3 ）分析了機器人足球比賽中障礙物的特點，建立了足球機器人碰撞模型。針對目前機器人足球比賽中避障規劃演算法的不足，提出了基於障礙物的速度矢量信廣東工業大學工學博上學應論文息制定的足球機器人避障策略。Caption : : the dramatical phenomenon, is characterised by having a dashing luminance in the upper layer of the atmosphere, created by the collisions of energetic particles of solar wind with the atoms and molecules in the polar areas
當太陽風被地球磁場引領至兩極地區，與地球大氣層的粒子發生碰撞時，便會形成極光，宛如一張色彩斑瀾的輕妙掃過夜空，絢麗奪目。This paper analyzes the characteristics of rainfield and raindrops, gives - formulae to calculate falling velocity of raindrops, studies the frequency of raindrops hitting detonating area of fuzes head on ballistic trajectory based on the theory of exterior ballistics and uses statistical theory to study methods of rainfield simulation
本文分析了雨場和雨滴的各種特性，給出了雨滴降落速度的計算公式，利用外彈道學的理論研究了引信頭部觸發區在彈道上與雨滴碰撞的頻率，同時還採用統計學手段對雨場模擬的方法進行了研究。The shearing layer is carried by the jet and the eddy is formed because of the instability and selective amplification of shearing layer which will propagate to the downstream. as the eddy impacts the impinging wall, a wave of pressure disturbance with certain frequency is induced. this wave then propagates to the upstream with high speed, and results in the overlap and amplification of the waves when the frequencies of them are close with each other
當前噴嘴流束中的不穩定擾動波在穿過腔內的剪切層時，剪切層對其有選擇放大作用，形成渦環結構，剪切流動中渦環與碰撞壁撞擊，在碰撞區域產生壓力擾動波並向上游反射，在上游剪切層分離處誘發新的擾動的產生，當新擾動與原擾動匹配時，射流上游就被不斷地受到周期性激勵，腔內就產生流體自激振蕩並在後噴嘴出口形成脈沖射流。Also, the algorithm about inner and outer point of polygon, the overlapping about polygons, the bumping region of polygon, the bumping zonal region of polygon and the least bumping distance of polygon are realized
實現了多邊形內外點的判定、多邊形重疊的判定、不規則件碰撞區域的確定、不規則件碰撞帶狀區域的確定和排樣中最小碰撞距離等相應的演算法。To avoid collision with the static and dynamic obstacles, we move the relative velocity away from the collisions field by adjusting the robot velocity value and direction real - time dynamically in acceleration space based on relative coordinates
此方法是基於相對坐標系，在加速度空間中，通過動態實時地調整機器人自身速度的大小和方向使其離開碰撞區域，即碰撞危險區域，達到與動、靜態障礙物之間的避碰。According to the relationship of the scanning scope of robots, the local range of robot motion planning, and the safety distance in an ideal state, it discusses the prohibiting area and the potential collision area in the moving courses of the robots
根據理想狀態下機器人的掃描范圍、機器人規劃的局部范圍、安全距離之間的關系探討了機器人運動過程中的禁入區、潛在的碰撞區。The zone would be a one - meter box that would collapse during a collision and absorb energy
一個一米見方盒子大小的碰撞區將在碰撞發生時倒塌以吸收撞擊產生的沖力。The intersecting and touching relationship of the assembly parts are distinguished
檢測到干涉后，對關鍵的碰撞區域進一步分析，以區分零件間接觸和相交。分享友人