錐球體 的英文怎麼說
中文拼音 [zhuīqiútǐ]
錐球體
英文
cone spheroid-
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We can get electron density with the calculated phase and some common model formula ( such as sphere and cone ) in the wake of hypervelocity projectiles
由計算出的相位並根據彈道靶尾跡的一些常用模型(包括圓球體、鈍錐體等)公式,把相位轉化為尾跡的電子密度。( 2 ) the causation that the caustic phenomena of electromagnetic wave propagation in two - dimension concave reflectors occurs and the types of singularities in caustic fields are investigated, and the conclusion that there are two types of singularities ( fold and cusp ) in caustic fields in two - dimension concave reflectors is obtained ; by symplectic geometrical method, formulations of computing wave fields in and far away from caustic fields in two - dimension concave reflectors are deduced, and the results are plotted in pictures. ( 3 ) the cause of the caustic phenomena of electromagnetic wave propagation in three - dimension concave reflectors and the types of singularities in caustic fields is discussed, and the conclusion that there are three main types of singularities ( fold, cusp and swallowtail ) in caustic fields in three - dimension concave reflectors is obtained ; by symplectic geometrical method, the formulae of computing wave fields in and far away from caustic fields in three - dimension concave reflectors are deduced. particularly, the wave fields in ellipsoid concave reflector are computed, and the results displayed in special sections are given
論文主要包括三個方面: ( 1 )分析了凹面反射的焦散現象,給出了不同凹面反射的焦散圖; ( 2 )分析了二維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類,得出了二維凹面反射波動場焦散區奇性主要有折疊( fold )和尖點( cusp )兩種的結論,利用辛幾何方法構造了圓錐曲面反射波動場非焦散區和焦散區的通用計算公式,並給出了圓柱面、橢圓柱面及雙曲柱面反射的計算結果; ( 3 )分析了三維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類,得出了三維凹面反射波動場焦散區奇性主要有折疊( fom 、尖點kusp和燕尾k )三種的結論,提出了利用辛幾何方法計算三維凹面反射波動場非焦散區和焦散區的計算方法,並給出了三軸不等橢球體凹面反射波動場的計算結果剖面圖。Like the trypanosome ' s vsg coat, the immune system ' s b lymphocytes also express one protein ( immunoglobulin ) on their surface at a time, even though each b cell has many different genes for the surface proteins
一如錐蟲的vsg外套,人體免疫系統的b淋巴球就算擁有許多不同表面蛋白的基因,每回也只表現一種表面蛋白(免疫球蛋白) 。Because of the lower rock fragmentation efficiency and defective geometrical shape of chisel bit, sweden has replaced chisel bit with taper connecting cross chisel bit and button bit since the mid - seventies
因一字形釬頭破巖效率低和幾何形狀結構缺陷等問題,瑞典從70年代中期就用錐體連接的十字和球齒釬頭取代了一字形釬頭。The manufacture system of filament winding ( fw ) and fiber placement ( fp ) is the one of advanced equipment for frp products. it can be used to produce the products of the positive curvature gyration bodies, such as container cylinder, oil tank, tube, orb, cone, assembled body and so on. furthermore, it is more suited to machining some products of the complex bodies such as the surfaces of the negative curvature gyration bodies, the shell components which have slots and reinforced tendons
纖維纏繞/鋪放聯合製造系統是纖維增強塑料( frp )製品生產的先進製造裝備之一,可用於製造如圓筒容器、儲罐、管、球、錐形體或組合形體等正曲率回轉體的製品,更適用於製造含有負曲率的回轉體表面、具有深槽、加強筋的殼體構件等外形相對復雜的纖維增強塑料製品。This thesis will study the elementary prototype of the balance mechanism of lunar rover ’ s main body which bases on the differential mechanism. this elementary prototype will work in the circumstance of the earth
本文對基於錐齒輪差動輪系的月球車車體差動平衡機構在地球環境下的原理樣機的設計、分析及應用進行了系統的研究。Optional disc configuration which provides line contact between spherical disc and conical body seat
備選閥瓣結構,在球形閥瓣和錐體閥座之間具有線接觸作用。( 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。This dissertation investigates the influences of internal press and missiles shape on deformation and rupture of a multi - span thin - walled metal tube that struck by a large - mass and slow - speed missile transversely. 103 impact tests were conducted on a thin tube ( d / t = 44 ) either empty or filled with water using a missile ( dm / t = 6 ) with various nose shapes ( flat - nosed, hemisphere - nosed and conical - nosed )
採用三種彈體(平頭、半球形和圓錐頭,彈體直徑與管壁厚度之比d _ m t = 6 )對空管和高壓充水薄壁鋼管(徑厚比d t = 44 )進行了沖擊破壞實驗,預加工作內壓分別為0mpa , 5mpa , 10mpa和15mpa 。Accuracy analysis of explosive expansion forming of the spherical shell of thin - wall multi - segment cone - sill
薄壁多節錐臺殼體爆炸脹球精度分析Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings
建築物氣體裝置用手工操作的球閥和封閉底錐形旋塞閥Object shapes are represented by primitive shapes ( box, cone, cylinder, sphere ), and complexes of polytopes ( line segments, convex polygons, convex polyhedra )
對象形狀用基本形狀(方框,圓錐形,圓柱,球)和復雜的多面體(線段,凸多邊形,凸多面體)來表達。The theoretical investigation of the coupling efficiency of a laser diode to a single mode fiber via a hemispherical lens on the tip of the tapered fiber in the presence of possible transverse offset and angular mismatch is reported
摘要介紹了一種用於半導體激光器單模光纖耦合的圓錐端半球透鏡的耦合效率的理論計算。Abstract : the theoretical investigation of the coupling efficiency of a laser diode to a single mode fiber via a hemispherical lens on the tip of the tapered fiber in the presence of possible transverse offset and angular mismatch is reported. without the misalignment, coupling efficiency increases with the decreasing of taper length. with the misalignment, this relation is that the coupling efficiency decreases with each kind of offset
文摘:介紹了一種用於半導體激光器-單模光纖耦合的圓錐端半球透鏡的耦合效率的理論計算.失配不存在時,耦合效率隨著錐長的增加而減小.失配存在時耦合效率隨軸向和角向失配的增大而減小The diagnosis of gcd must be considered in neonates and young children where us demonstrates bilateral marked renomegaly, increased cortical echogenicity with or without small visible cysts, normal medullary pyramids, and liver lesions not in keeping with periportal fibrosis
腎小球囊性腎病的診斷必須考慮到患者是年齡較小的兒童或新生兒,超聲可見雙腎顯著腫大,腎皮質回聲增強,其內可見或沒有大小不等的小囊腫,腎錐體回聲正常,沒有門脈周圍纖維化的肝損害。The main building is a rectangular block decorated with a cone and a dome on the roof, plus a semi - cylindrical - shaped lecture hall
主樓是一座長方形建築,頂部有圓錐體及半球體裝飾,還有一座半圓柱體的演講廳。Manually operated ball valves and closed bottom taper plug valves for gas installations in buildings
建築物燃氣供應設備用手動球閥和密封底部錐體旋塞閥Confronted with the great challenge of economic globalization, east asia countries find the benefit of european currency unit ( ecu ) ' s using and us dollar ' s reviving in south america ; at the same time, east asia countries recognize the serious defects either in the course of their own economic development after 1997 east asian financial crisis
在經濟全球化的趨勢下,歐元區的設立和南錐體國家美元化的復興使東亞國家看到了進行國際貨幣合作的利益所在; 97年東亞金融危機的深遠影響讓東亞國家對本區域經濟領域發展中的重大缺陷有了清醒的認識。分享友人