concavity
[kɔn'kæviti]
n.中央凹陷, 凹洼,凹状
例句与用法:
A long stick with a concave attachment at one end for shoving disks in shuffleboard.
推铲一端带有凹头的长棒,用于在打圆盘游戏中推动圆盘
A concave molding with a cross section that approximates a quarter circle.
飞檐的凹圆线脚截面近于九十度弧的凹线脚
An indented or concave surface or area.
凹陷,洼地凹的表面或地区
His figure looks very funny in the concave mirror.
他的样子在凹镜里显得非常可笑。
词形变化:
名词复数: concavities |
n.
凹; 凹面
concavity
名词复数:concavities
词形变化:
名词复数: concavities |
同义词:
hollow | sunken | depressed | dished |
反义词:
convex |
词义辨析:
同义参见:
pan1
valley
well2
cup
depression
concavity[kɔn'kæviti]n.1.■凹性;凹状,凹度2.■[复数]凹面;凹线;凹面物变形n.concavities
concavityconcavity[kɔnˈkæviti]n.1.■凹状[性; 度; 处, 面]; 成凹形
[kɒnˈkavɪti]
(pl. -ies)
- [mass noun]the state or quality of being concave
凹陷;凹度;凹性
■[count noun]a concave surface or thing
凹面;凹面物;凹处
concavity
名词 concavity:
a shape that curves or bends inward
同义词:concave shape, incurvation, incurvature
the property possessed by a concave shape
同义词:concaveness
concavity
■Bronchial diverticulum exhibited a local concavity on CTVB or a local protrusion on SSD.
CTVB还能通过纤维支气管镜不能通过的狭窄处,或从远端向近端观察。
■Schur-geometric concavity
Schur-几何凸性
■"a perfect concavity of white sand lined with palm . . . trees" (Islands)
“一个完美的边上长着棕榈树的白色沙滩”(岛屿)
■Once the concavity was filled further growth could not take place.
一旦凹陷填满,就不可能继续生长。
■convex on one side and concave on the other with the convexity being greater than the concavity.
一边凸一边凹,而且凸度比凹度大。
■concave on one side and convex on the other with the concavity being greater than the convexity.
一边凹一边凸,而且凹度比凸度大。
■Blepharoplasty for Baggy Lower Eyelid Complicated with Concavity upon Lower Orbital Edge
下睑眶缘凹陷型睑袋的整复
■Linfen Concavity
临汾凹陷
■mamillary concavity
乳头体凹陷
■any cup-shaped concavity.
任何一个形状象杯子的凹陷。
■A Simple and Fast Algorithm for Detecting the Convexity and Concavity of Vertices for an Arbitrary Polygon
任意多边形顶点凸、凹性判别的简捷算法
■Algorithm for detecting the convexity and concavity of vertices of an arbitrary polygon
任意多边形顶点凸、凹性判定的一种算法
■The Finite Element Analysis of Assembly Stress of Cold Extrusion Composite Concavity Die
冷挤压组合式凹模的组装应力有限元分析
■convexity and concavity
凸凹性
■crown and concavity
凸度和凹度
■Concavity and convexity always can be seen in the architectural design, no matter in single building, combination of architectural fabric and even details.
凹入与凸出给人不同的视觉感受和心理感受,凹凸在建筑造型过程中,大至单体造型,小至建筑构件组合,乃至建筑细部等方面都有所体现。
■Concavity and convexity
凹凸性
■The degree of concavity varies between species, as does the size.
凹度因物种而异,大小也各不相同。
■concavity factor
凹度系数 凹率
■concavity slide
凹玻片
■The degree of concavity in such a depression.
凹陷,凹度这种凹陷的程度
■It is studied in this thesis two methods of proving inequality with the monotonousness and concavity of functions.
函数方法是证明不等式的重要方法。在本文中介绍了利用函数单调性和凹凸性证明不等式的两种方法。
■The concavity and convexity of the pluralistic quadratic function is discussed with quadratic form and simple methods are given to recognize concavity and convexity.
利用二次型理论讨论了多元二次函数的凹凸性,并给出了判别凹凸性的简便方法。
■The method of mode search is taken to optimize a single-phase permanent magnet stepping motor with concavity structure.
利用模式搜索法对具体凹坑结构的单相微型永磁步进电动机进行了优化,并与传统方法设计的电机的性能进行了实验比较。
■vestibular concavity
前庭窝(动)
■axial concavity
前端内缩量
■platform concavity
台凹
■blade concavity
叶片内弧
■Smaller endplate deformations resulted from the decreasing endplate concavity would contribute to reduction of the nutritional diffusion to the disc.
同时可通过影响终板的形变减少对椎间盘的营养传递。
■The Concavity of Functions Containing Parameter and Its Applications
含参数函数的凹性及其应用
■Pressure Angle Function Based Method for Discriminating Convexity and Concavity of Meshing Tooth Profiles
基于啮合角函数的平面共轭齿廓凹凸性判断
■Supportive structure defect: Nasal concavity corrected by rhinoplasty with silastic implant complex
复合假体在支架结构缺损的鼻畸形治疗中的应用
■that a concavity, a bay, had appeared in the curve.
它凹了下去,而且凹处愈来愈大。
■The changes of growth position, growth velocity, temperature gradient above the interface and below the interface and concavity with the descending distance or descending time were analyzed;
对随下降距离生长位置、生长速度、界面位置处的法线方向温度梯度和凹度的变化进行了分析说明,将生长过程划分为三个阶段。
■Prediction of hidden oil and gas reservoir of HJ concavity by means of sequence stratigraphy
应用层序地层学预测HJ凹陷隐蔽油气藏
■It is evident that curvature of doming whether on the crest (convexity) or on the flanks (concavity) have no major effect on fracture densities.
很明显,穹窿的曲率在波峰(突起)或两翼(凹陷)对断裂密度都没有很大影响。
■quasi concavity
拟凹性
■Keywords Doom roof tank;Concavity;Negative pressure overproofed;Improvement;
拱顶罐;凹瘪;负压超限;改进措施;
■Emotionally, the “concavity and convexity” on the wall just like a secret button to open a treasure, and this treasure are a brand-new brightness and space.
按下开关带来的是室内的光源,并与室外产生出入的转化,情感上墙面的凹凸也传达了记忆中的宝藏机关,而谜底是崭新的光明与全新的空间。
■Abstract With the concavity and integrability of sublinear terms near zero,the symmetry results for a class of sublinear elliptic equations are given by making use of the moving-plane method.
摘 要 本文利用次线性项在零点附近的凹性和可积性,用移动平面法给出了一类次线性椭圆方程正解的对称性.
■The algorithm for detecting the convexity and concavity of vertices of a simple polygon is commonly used in computer graphics.
摘要简单多边形顶点的凸、凹性判断是计算机图形学中常用的算法。
■Lunar concavity
月球坑
■With the concavity and integrability of sublinear terms near zero,the symmetry results for a class of sublinear elliptic equations are given by making use of the moving-plane method.
本文利用次线性项在零点附近的凹性和可积性,用移动平面法给出了一类次线性椭圆方程正解的对称性.
■The studied two abnormal facial patterns have the relative stable maxilla position,but the anteropostenior position of the mandible decides the convexity and concavity.
本研究的两种异常面型,其上颌骨位置相对稳定,下颌骨位置的前后不同决定面型的凹凸。
■The main reasons of postsurgical alar deformities are the difficulty in the reconstruction of the lateral-septal cartilage complex of the alae and the presence of an unstable maxilla causing a concavity of the nasal floor.
术后鼻翼畸形的主要原因系鼻中隔软骨重建困难,而且不稳定的上颌骨可引起鼻孔底部凹陷。
■fuzzy concavity
模糊凹性
■Edema skin tight, shiny, pale or light red color, soft texture, it is concavity.
水肿处皮肤紧张,发亮,色苍白或淡红,质地软,无可凹性。
■Since 1855 the longitudinal main-channel profiles in the LYR are concave-shape curves, and concavity values of these profiles increased slightly with the recent channel degradation.
河床在冲刷过程中,主槽纵比降变化不大,其纵剖面形态自1855年以来均为下凹曲线,其凹度值随河床冲刷而略有增大;
■Keywords concavity slope;optimization research;joint and crack;back analysis;finite element method;limit equilibrium method;
深凹边坡;优化研究;节理裂隙;位移监测;反分析;有限单元法;极限平衡法;
■annular concavity
环窝