The exponentialtype horn can suppress high harmonic wave and low harmonic wave.
指数型号筒具有抑制高低次谐波的作用；
2
This paper studies approximate confidence regions for the parameter and parameter subsets in exponentialtype regression models from geometric point of view.
本文从几何观点研究了指数型回归模型参数和子集参数的置信域问题。
3
In this paper, a class of mixed exponentialtype integral operators are considered and the equivalent theorems of the characterization of approximation rate are given.