錐體形成 的英文怎麼說
中文拼音 [zhuītǐxíngchéng]
錐體形成
英文
pyramid formation-
The bulk of the volcano is basaltic, but the slopes are dotted with cones and lava flows consisting of glassy, silica - rich lavas called dacites
此火山的主體是玄武巖,但是山坡卻點綴著由石英安山巖(一種玻璃質、富含矽的熔巖)形成的熔巖錐和熔巖流。The ultrastructure of the merozoites of eimeria tenellawas observed and discribed. the pellicle consist of two layer membranes, the outer membrane was a continous covering enclosing the whole merozoites, while the inner pellicular complex is interrupted at the anterior and the micropore, and thicken to form the polar ring and micropore. there are 24 microtubules under the pellicle of the merozoite which originated from the polar ring, all of them are connected with the polar ring, and extend alongside the inner pellicular complex to the middle of the merozoite. the head of the merozoite consists of a conoid, an apical vesicule and polar ring. the conoid is a hollow truncated cone. the conoid and spical vesicule can stretch and contract. there are three or more rhoptry and a lot of micronemes. the nucleus has nucleolus. and two layer membranes
利用透射電鏡對柔嫩艾美耳球蟲裂殖子的超微結構進行了觀察描述.柔嫩艾美耳球蟲裂殖子的表膜由外膜和內膜復合體兩層組成,外膜連續,內膜復合體在頭部斷開形成極環,在其它部位斷開形成微孔;裂殖子的膜下微管24根,起始於極環,向後延伸至細胞核處;裂殖子的頭部由頂泡、錐體和極環組成,錐體和頂泡可以伸縮;柔嫩艾美耳球蟲裂殖子棒狀體3個以上,微線數量很多,二者都由電子緻密的結構組成;細胞核位於裂殖子的中後部,外被雙層膜,有電子緻密的核仁和染色質The numerical simulation of axisymmetric two - dimensional shock tube is studied, which has a conical convergent section, and its driving gas is the hot product of hydrogen oxygen detonation. finite volume tvd scheme is adopted and the mesh is local orthogonal. the primitive equations are euler s equations of multi - component flow. the new method of eliminating numerical oscillation at the interface of two materials is extended to two dimensions. the mechanical character of this shock tube is analyzed
對由前向爆轟產生驅動氣體並具有局部錐形收縮截面的軸對稱激波管利用兩相常比熱完全氣體的歐拉方程組和有限體積tvd格式在局部正交的網格上進行了二維數值模擬。將消除兩種介質界面處數值振蕩的新方法成功地推廣到二維情況。分析了該激波管的力學特性。Acute cerebral swelling can also often produce herniation of the cerebelllar tonsils into the foramen magnum. note the cone shape of the tonsils around the medulla in this cerebellum
急性大腦腫脹在枕骨大孔處也經常形成小腦扁桃體疝,注意小腦髓質附近的錐體形狀的小腦扁桃體。( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )
研究結果表明: ( 1 )超音速霧化器的氣體流場在導液管下端形成一個倒渦流錐,在二維空間上呈軸對稱的雙峰分佈,負壓形成於這個倒渦流錐內; ( 2 )修正後的霧化氣體速度公式可以滿足超音速霧化的要求; ( 3 )影響超音速霧化工藝最根本的因素有氣液質量流率比( gmr )的大小、霧化氣體流量和倒渦流錐范圍,三個因素的值越大,對形成細粉越有利; ( 4 )在焊錫合金為zhl63a ,霧化介質微n _ 2 ,導液管突出高度取h = 6 . 0mm ,霧化氣體壓力取p = 1 . 0mpa ,合金過熱度取t = 167 ( t = 350 )時,所制得的粉末在有效霧化率、顆粒球形度、粒度及其離散度三個方面綜合性能最好。When she lit her lamp to get up in the morning she found that the snow had blown through a chink in the casement, forming a white cone of the finest powder against the inside, and had also come down the chimney, so that it lay sole - deep upon the floor, on which her shoes left tracks when she moved about
她早上點了燈準備起床,卻發現雪已經從窗戶縫里被風吹了進來,在窗戶裏面形成了一個用最細的粉末堆成的錐體,煙囪里也有雪吹進來,地板上積了鞋底那麼厚的一層,當她在地板上來回走動的時候,地板上就留下她走過的腳印。The spinning forming experimental for cone cylindcr with small angle
小角度錐形筒體旋壓成形試驗研究Based on the conception of gear global deviations, starting with the related factors influencing sbg ’ s deviations, the paper has explored the quantitative evaluation of topographic deviation for sbg by means of mathematical method in combination with measurement principle, and has developed the software of sbg ’ s deviation evaluation
基於齒輪整體誤差概念,從影響螺旋錐齒輪誤差形成的相關因素出發,利用數學方法結合測量原理,本文對螺旋錐齒輪齒面拓撲誤差的定量評定進行了探索,開發了螺旋錐齒輪誤差評定軟體。The deformation of cone - box shaped part in hydromechanical deep drawing is simulated by the fem software ansys
摘要利用大型有限元分析軟體ansys對錐盒形件充液拉深的成形過程進行了數值模擬。The causes of formation of global form errors for sbg and its separation method are analyzed theoretically. the tooth surface deviation and pitch deviations resulted from tooth surface distortion are separated and derived
從理論上分析了螺旋錐齒輪整體誤差的形成原因及其分離方法,根據整體誤差的性質,分離出由於齒面變形所引起的齒距誤差,獲得了齒面偏差。Since we have split the frustum into two halves, each triangle has an angle at the origin of view equal to fov / 2
因為將錐截體分成相等兩部分,每個三角形在原視圖中都有一個角等於fov / 2 。The society where middle class dominates will develop in the olive shape, while the polarized society will develop in the pyramid shape, with the poor forming the majority part of the society and the rich standing at the top of the social class structure
中產階級佔主導地位的社會將發展成為「椰形」社會,而兩級分化佔主導地位的社會將發展成為「錐形」社會,這種社會以大部分貧窮者構成社會的主體,而富裕的則站在社會階層的頂部。Second, based on works mentioned above, an interactive graphic system, i. e. an interactive parametric three - dimensional model - building software about double circular arc profile bevel gear were established according to computer graphics, c language, vc + + language, autolisp programmed and cad technology, in which, language c completed complicated calculation, autolisp language finished model - building, vc + + language accomplished the generation of program interface
在上述工作的基礎上,綜合應用計算機圖形學理論、 c語言、 vc + +語言、 autolisp編程以及cad技術,編制了一互動式圖形系統和雙圓弧弧齒錐齒輪的三維建模軟體。其中, c語言是計算部分, autolisp語言是模型建立部分, vc + +語言完成程序界面的生成。The special feature of the rco - tat project is that a slow - wave oscillator with a tapered slow - wave amplifier is combined into an unified microwave tube by a resonant cavity, so it will be a compact and high efficiency micowave source
Rco - tat的特點是利用一個諧振腔將切侖科大型的振蕩器與錐形結構慢波放大器有機地結合在一起,成為一個振蕩?放大一體化的高效率微波源。The tapered and semi - tapered fiber can be arranged in line or array, which has the wide application to the laser diode pumping solid state laser and the power outputting of the high - power laser diode array
這種錐形和半錐形光纖耦合系統可以方便的排成線陣或陣列,在二極體激光器泵浦固體激光器的泵浦光源輸出、大功率半導體激光器陣列的光功率輸出都有重要的應用價值。4 ) combining the local synthesis method for the machine - tool setting parameters, tca and ltca, and the numerical simulation of stress procedure constructs the optimal design circle with feedback. the developed software system provides an efficient design tool for the spiral bevel gears with excellent transmission behavior, high strength and lower noise
4 )結合加工參數設計的局部綜合法、幾何接觸分析( tca ) 、承載接觸分析( ltca )及應力過程數值模擬,構成了具有反饋的閉環優化設計迴路,並形成了相應的軟體系統,為設計嚙合性能良好、高強度、低噪聲的弧齒錐齒輪傳動提供了有效的工具。Bulb of percussion
打擊形成的半錐體分享友人