端部形狀 的英文怎麼說
中文拼音 [duānbùxíngzhuàng]
端部形狀
英文
tip shape-
Leaves thick leathery, obovate - lanceolate, obovate or oblong - lanceolate, 4 - 12 cm long and 2 - 3. 5 cm wide, apex rounded, sometimes emarginated, base cuneate, abaxial surface thinly covered with a grayish to fawn indumentum at first, later glabrescent ; petiole 1 - 1. 5 cm long, glabrescent
葉厚革質，倒卵狀披針形、倒卵形或長圓狀披針形，長4 - 12厘米，寬2 - 3 . 5厘米，頂端近圓形，有時微缺，基部楔形，下面初時薄被灰白色或淡土黃色叢捲毛，后近無毛；葉柄長1 - 1 . 5厘米，后近無毛。Leaves leathery, elliptic - lanceolate or broadly oblanceolate, 4 - 13 cm long and 2 - 4 cm wide, apex acuminate to acute, base cuneate, margin revolute ; petioles 0. 7 - 1. 5 cm long, base slightly swollen
葉革質，橢圓狀披針形或闊倒披針形，長4 - 13厘米，寬2 - 4厘米，頂端漸尖或急尖，基部楔形，邊緣背卷；葉柄長0 . 7 - 1 . 5厘米，基部稍腫大。Leaves leathery, oblong - elliptic, rarely ovate - elliptic, 7 - 18 cm long and 3. 5 - 8. 5 cm wide, apex abruptly short acuminate or short acuminate, base cuneate, broadly cuneate or obtuse, adaxially dark green and glossy ; petioles without stipular scars
葉革質，長圓狀橢圓形，倒卵狀橢圓形，長7 - 18厘米，寬3 . 5 - 8 . 5厘米，先端驟狹，短漸尖或漸尖，基部楔形、闊楔形或近圓鈍，葉面深綠色，有光澤；葉柄上無托葉痕。Leaves ternate ; leaflets papery or nearly leathery, ovate to ovate - elliptic, 6 - 15 cm long and 3 - 7 cm wide, apex abruptly acuminate, base rounded to subcordate, entire, both surfaces glabrous ; basal veins 3, lateral veins 4 - or 5 - paired, conspicuous on both surfaces ; petiolules 1. 5 - 2 cm long, glabrous
葉為三出復葉；小葉紙質或近革質，卵形至卵狀橢圓形，長6 - 15厘米，寬3 - 7厘米，先端突尖，基部圓形至近心形，全緣，兩面無毛；常有基出3出脈，側脈4 - 5對，兩面均明顯；小葉柄長1 . 5 - 2厘米，無毛。Leaves papery, oval in outline, 6 - 7cm long and 8 - 11 cm wide, base rounded or subtruncate, trilobed or sometimes 5 - lobed ; lobes triangular - ovate, rarely ovate - oblong, apex acute or acuminate, margin serrulate, with appressed acute teeth, sometimes entire near base, glabrous or with tufted hairs at vein axils abaxially ; petiole 2 - 3 cm long, glabrous
葉紙質，輪廓闊卵形，長6 - 7厘米，寬8 - 11厘米，基部圓或近截平， 3裂或有時5裂，裂片三角狀卵形，有時卵狀長圓形，頂端漸尖，邊緣有疏而銳利地鋸齒，有時近基部全緣，兩面無毛或下面脈腋有簇毛；葉柄長2 - 3厘米，無毛。Leaves tufted ; stipes 15 - 30 cm long, densely scaly at base, glabrous above ; sterile lamina about 60 cm long and 20 cm wide, simply pinnate ; pinnae numerous, alternate or subopposite, linear - lanceolate, the largest about 12 cm long and 1 cm wide, base cordate, apex acuminate, margin finely toothed ; veins close, forking once or twice and forming areoles near the midrib ; fertile lamina similar to sterile ones, but somewhat reduced, about 8 cm long and 0. 4 cm wide, lower surface almost entirely covered with sporangia
葉簇生；葉柄長15 - 30厘米，基部密被鱗片，向上近光滑；不育葉片長約60厘米，寬20厘米，一回羽狀；羽片多數，互生或近對生，線狀披針形，最長者長達12厘米，寬約1厘米，頂端長漸尖，基部心形，邊緣有細密鋸齒；葉脈1 - 2次分叉，近中脈形成網眼；能育葉與不育葉相似，但較小，長約8厘米，寬約0 . 4厘米，下部滿布孢子囊。Leaves opposite, papery, ovate, suborbicular or elliptic, 4 - 8 cm long, apex rounded, base rounded to broadly cuneate, margin with regular and slightly sinuate teeth except base, covered with yellowish brown tufted appressed hairs ; petioles 0. 6 - 1. 5 cm long
葉對生，紙質，圓卵形、近圓形或橢圓形，長4 - 8厘米，頂端圓形，基部圓形至寬楔形，邊緣除基部外具整齊而稍帶波狀的鋸齒，兩面被黃褐色簇狀短伏毛；葉柄長6 - 15毫米。The basibranchial bone of the second and the fourth gill arch form petioliform. the branches of the petioliform take shape arborescent and have ubisch process in the end
鬍子鯰的鰓上器是由第二、第四對鰓弓基部的鰓骨向外突起形成柄部，柄部反復分支呈樹枝狀，其末端有球狀突起。Leaves bipinnate, 10 - 25 cm long, usually with 2 pairs of pinnae, rachis often ending in a tendril ; pinnae with 2 - 4pairs of leaflets and terminal tendrils ; leaflets opposite, oblong or long obovate, 3 - 9cm long, 1. 5 - 4cm wide, apex obtuse or emarginated, base slightly oblique
葉為二回羽狀復葉，長10 - 25厘米，葉軸先端常變為?須，羽片通常2對，頂生1對羽片變為?須；小葉2 - 4對，對生，長橢圓形或長倒卵形，長3 - 9厘米，寬1 . 5 - 4厘米，先端鈍、微凹，基部略偏斜。Inflorescence terminal, racemose - umbellate ， 4 - 6 - flowered ； corolla funnel - campanulate, 4. 5 cm long, pink, 5 - lobed, lobes rounded emarginated ; stamens 10 - 12, 2 - 3 cm long, filaments sparsely tomentose on lower half ; ovary stellate - tomentose, style 5 cm, with a few glands at base
傘形花序式總狀，花序有花4 - 6朵；花冠漏斗狀鐘形，長4 . 5厘米，粉紅色，裂片頂端微缺；雄蕊10 - 12 ，長2 - 3厘米，花絲下半部被微柔毛；子房被星狀毛，花柱長5厘米，基部有腺體。Next, in order to comprehand the electromagnetic characteristics and the dynamic characteristics of the new type of magnetic micromotors, the dissertation applied the concept of the magnetic scarlar potential of the irrotational magnetic fields and set up the mathmatic model for the inner magnetic field of the new type of motors from the basic equations and the boundary conditions of the motor magnetic field. oh the basis of the mathmatic model, the dissertation analized the various qualities of the magnetic field of the air gap between the rotor and the stator and gave a detailed calculation of the air gap ' s magnetic potential, magnetic field intensity, magnetic induction, the shape of the magnetic scarlar potential level surface, the distribution of the magnetic circuit, the magnetic induction the self - inductance and the mutual inductance of the coils
其次，為全面了解這種新型電磁電機的電磁特性和動力特性，本文從電機磁場的基本方程及其邊界條件出發，應用無旋磁場的標量磁位概念，建立了端面搖擺式電磁微電機內部磁場的數學模型，並以此為基礎，詳細分析了電機氣隙磁場的各方面性質，對氣隙磁場的磁標位、磁場強度、磁感應強度、等磁位面形狀、電機工作磁路的分佈、電機的工作磁通量以及激勵繞組的自感和相互之間的互感進行了詳細的分析計算。The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions
全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難，對均勻拉伸載荷作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表面裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限元分析，首次全面分析了非穿透裂紋端部場三維影響區范圍，給出了不同形狀三維裂紋前沿離面應力約束因子tz的數值解，並結合k場平面解給出了非穿透裂紋端部應力場k - tz雙參數描述。Then, the tip deformation error of the shape memory alloy ( sma ) plate pair used as fin actuators is computed theoretically to improve the deformation precision of the sma biomimetic fish fin
為了提高形狀記憶合金仿生魚鰭的變形精度，理論計算了作為魚鰭驅動器的形狀記憶合金薄板對端部的水下變形誤差。Machine - tools. retriever for internal push type broaching with full ends, shape w. part 1 : general
機床.內孔后推式拉削刀具端頭. sw型. w形狀.第1部分:總則Currently, the familiar fiber - optic head : flat fiber - optic, spheroid fiber - optic and cylinder fiber - optic. according to the shape of pathological changes inside the human body organize to assurance which to be used
目前，常見的輸出光纖頭有平端面光纖、球形光纖以及柱狀光纖，其選擇取決於人體內病變組織的部位及形狀。Presents a new method of constructing boundary conditions for nurbs interpolotion, which makes it unnecessary to know the deriratives of curve ends, and solves the problem of zero curvature at curve ends, and enables designers to control the shape of the two end segments of curve easily and freely by simply adjusting the curvature coefficients and discusses the influences of curvature coeffients on the shape of the end segments of curve
提出一種新的用於nurbs曲線插值的構造邊界條件的方法.該方法不需要已知曲線端點的切矢，並且解決了端點曲率為零的問題;它使得設計者可以通過簡單地調整首末端點曲率參數便可以隨意地且很容易地控制曲線首末兩段曲線的形狀.最後還討論了曲率參數的取值對曲線端部形狀的影響Skull : of medium size and in proportion to the body ; slightly rounded on top and tapering from the widest point to the eyes
頭骨（腦袋的形狀） ：中等大小與身體大小看上去應成一定的比例；頭部頂端呈稍許圓弧狀，從眼睛部位看上去臉部呈寬闊狀，嘴部逐漸適當的過渡為稍尖。Engineering drawing has always been labeled as a practical subject. a combination of geometrical, building. mechanical and electrical drawing, it relates between theory and the picture of reality. engineering drawing will provide an accurate and complete ptcture for every object tn terms of shapes and sizes. usually, it is taught using the face - to - face teaching mode even in an odl environment. due to its nature, some students may find difficulty in imagining and interpreting the drawings. however, the availability of sophisticated technology provides the opportunity for the learning of engineering drawing to be enhanced via online. a web - based system for teaching and learning engineering drawing was developed based on a constructivism model. the web - based system is tailored for several topics of engineering drawing such as orthographic projection, sectional view, isometric and oblique drawing at the secondary level. the learning strategy consists of multiple phases beginning with introduction, concept learning, engineering drawing method, application and exercises. during introduction, students will be exposed to an overview of the topic followed by learning of specific concepts. the system provides a learning environment that allows engineering students to view objects from different angles, such as third angle projection and first angle projection as well as views of plans, side and front elevations. after learning about the concepts, students wilt be guided through the various steps in drawing methods for each topic via animations and simulations. learners are able to view any section repeatedly. examples of real application of engineering drawings were also given using graphic, animations and video. to evaluate students understanding, exercises were given at the end of each session
工程制圖一直被認為是一門實踐性學科，其整合了幾何學、建築、力學、電子制圖等，從而將理論與現實圖像聯系起來，工程制圖能為每個不同形狀、尺寸的物體提供精確的、完整的圖像.通常，即使在開放與遠程教育環境中，工程制圖的教學也是通過面對面的教學模式來進行的.由於其特殊性，一些學習者可能難以想象並解釋這些圖像.然而，尖端的技術使得可以通過在線的方式加強工程制圖的學習.研究者基於建構主義模式開發了一個面向工程制圖教學和學習的網路系統.該系統適用於幾種工程制圖，例如展開圖、刻面圖、等角圖和斜角圖.學習過程包括導論、概念學習、工程制圖方法，以及應用與練習等階段.在導論階段，系統為學習者提供了專題簡介，然後是概念學習階段.系統所提供的學習環境允許工程專業的學生從三維透視、一維透視、平面圖、側立面、正立面等不同角度來觀察物體.經過概念學習階段后，系統將引導學生通過動畫和模擬學習每個專題中制圖方法的不同步驟，學習者也能重復觀察任何剖面.另外，還通過圖像、動畫和視頻等方式展示真實的工程制圖應用案例.最後，為了評價學生的理解能力，在每部分內容後面都附有相關的練習Elastic - plastic analysis for soil around anchor jacked pile in this paper, the course of penetration is regarded as expansion of cylindrical cavity in infinite soil mass. combining with the knowledge of elastic mechanics and plastic mechanics, we can make analysis for soil around pile. finally, we can educe the cylindrical cavity pressure, radius of plastic zone, radical displacement in elastic zone, excess pore water pressure in soil around pile and spherical cavity pressure at the end of pile
錨桿靜壓樁樁周土體的彈塑性分析該部分是文章的主要工作所在，本文把壓樁過程樁周土體的本構關系看作是水平面的平面應變小孔擴張問題，利用小孔擴張原理，結合彈性力學以及塑性力學的知識，對壓樁後土體的性狀作出分析，得出樁對土的擠擴作用力、樁周土體塑性半徑、彈性區的位移，壓樁完成瞬時樁周土體彈性區和塑性區的超孔隙水壓力以及樁端球形孔擴張的擴張力。Based on these work, the effect of the current, the filling ratio and the shape of electrode end on the distribution of slag flow rate was investigated which provided the basis for the production of the electroslag casting
並以此為基礎，研究了熔鑄電流、填充比和電極端部形狀對熔渣流速分佈的影響，為實際生產提供了依據。分享友人