cusp 是什么意思

	n. 1.(齿、叶等的)尖端，尖头。 2.【天文学】月角；【建筑】尖角；【数学】(二曲线的)尖点，歧点，会切点；(曲线等的)波峰。短语和例子 -ed adj. 有尖的(cusped arch 【建筑】尖拱)。

	point formed by two intersecting arcs (as from the intrados of a Gothic arch)
	small elevation on the grinding surface of a tooth
	a thin triangular flap of a heart valve 同义词：leaflet,

	1.	A cusp is also called a stationary point or point of retrogression gression . 尖点也叫做平稳点或逆行点。
	2.	Cusp wave solutions in a class of nonlinear equation 一类非线性波方程的尖波解
	3.	I feel we ' re on the cusp of a real breakthrough , lad 兄弟，我觉得这次可是个大突破哦
	4.	Our territory sits poised just on the cusp of statehood 我们的领地就处在州领土的边缘
	5.	The cusp catastrphic model for destabilization of deep tunnels 深部隧道失稳的尖点灾变模型
	6.	Propagation characteristics of the pc3 frequency range pulsation in the cusp latitudes 3频段脉动的传播特性
	7.	Periodic cusp wave solutions and single - solutions for degasperis - procesi equation 方程的周期尖波解和单孤子解
	8.	Validation of design parameters of cusp magnetic field in mono - crystal furnace 单晶炉勾形磁场设计参数实验验证
	9.	Cusp of the second species 第二种歧点自切点
	10.	A cusp catastrophe model of unstable failure process of quasi - brittle materials 准脆性材料破裂过程失稳的尖点突变模型

cusp是什么意思