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.

The concavity of the mirror distorts the reflection.

镜子的凹面扭曲了反射。

The concavity of the bowl makes it perfect for holding soup.

碗的凹面使其非常适合盛汤。

The concavity in the road caused water to pool after the rain.

道路上的凹面导致雨后积水。

The concavity of the lens helps to focus light more effectively.

镜片的凹面有助于更有效地聚焦光线。

The artist used the concavity of the sculpture to create shadows.

艺术家利用雕塑的凹面来制造阴影。

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。

Sometimes different combinations in the concavity and convexity of functions may construct a new theorem.

函数凹凸性的不同组合往往可以构成一个新的极大极小定理。

Laser anti-dry sub:Mainly used to all kinds of brands for silk-screen, offset-screen, and concavity -screen.

镭射不干胶：主用于丝印、凹印、胶印的各种商标。

Laser anti-dry sub: Mainly used to all kinds of brands for silk-screen, offset-screen, and concavity -screen.

镭射不干胶：主用于丝印、凹印、胶印的各种商标。