convex
英 [ˈkɒnveks]
美 [ˈkɑːnveks]
adj. 凸出的; 凸面的
BNC.16763 / COCA.23277
牛津词典
adj.
- 凸出的；凸面的
curving out- a convex lens/mirror
凸透镜；凸镜
- a convex lens/mirror
柯林斯词典
- ADJ-GRADED 凸起的;凸面的
Convexis used to describe something that curves outwards in the middle.- ...the large convex mirror above the fireplace.
壁炉上方的大凸面镜
- ...the large convex mirror above the fireplace.
英英释义
adj
- curving or bulging outward
双语例句
- The formula is given for? calculating? generalized directional derivative by using the directional derivative of convex functions.
给出了用凸函数方向导数计算广义方向导数的公式。 - In this paper the definition of semi-linear topological space and locally convex semi-linear topological space is given.
本文定义了半线性拓扑空间及局部凸半线性拓扑空间，研究了这些空间的性质。 - Convex sets and functions have many interesting and useful properties which are not explored in detail here.
凸集和凸函数具有很多重要的和有用的性质，在此不作详细讨论。 - Some known results on monotonicity of the arithmetic means of convex and concave functions are improved.
改进了有关凹函数和凸函数的算术平均值单调性的某些已知结论。 - Because there is no abrasion between the concave and convex, the nut is reusable.
因为凹面与凸面没有磨损，螺母可以重复使用。 - That is multi-direction extreme value approximate convex hull algorithm, and is called MDEV for short.
提出并实现了平面点集凸壳的一种新的近似算法&多方向极值法。 - The problem of robust stability analysis for convex polytopic uncertain discrete-time systems with multiple-state delays is investigated.
研究了具有多重状态时滞的凸多面体不确定离散系统的鲁棒稳定性分析问题。 - Alternative characterization of concave and convex functions which is sometimes useful.
对于凹函数和凸函数还有一个替补的表征，有时它是有用的。 - The convex plate consists of a cylinder and a cone.
所述的凸台由圆柱体和圆锥体两部分组成。 - A plane with a flexible face that can plane concave or convex surfaces.
有可以刨凹面或凸面的曲面的刨子。