Interpolation perturbation method for solving boundary layer type problems of second order ordinary differential eguations with variable coefficients;

Soliton solutions for variable coefficient nonlinear Schrdinger equation for optical fiber and their application;

Series solution for boundary value problem of nonhomogeneous harmonic equation with variable coefficient;

Semiparametric Estimation of Varying Coefficient Dynamic Panel Data Models;

In the present paper, making use of the relation between Riccati equation and second-order linear differential equation with varying coefficients, we obtain the general solutions of a class of second-orderlinear differential equations with varying coefficients, and denote the essence of the main results in general solntion of a class of differential equation.

In this paper the above ways are used to discuss a semilinear development equation system with varying coefficient and the solution will blow up under some conditions.

Analysis on the variation coefficient of response spectra of earthquake ground motions;

Investigation and Analysis of the Weight Variation Coefficient of the Silkworm Rearing with Artificial Diet;

The variation coefficients between body height and chest circumference were also analyzed.

The optimization of the gear modification coefficient of the dryer decelerator in paper machine;

Method of selecting modification coefficient of involute internal gear with zero-tooth-difference mechanism;

Modification coefficient choose of the involute planetary gear drive with small teeth difference based on CAD;

Boundary Points Detection Algorithm Based on Coefficient of Variation

Relationships between coefficient of variation of diameter and height and competition index of main coniferous trees in Changbai Mountains

Study on coefficient of variation of bone mineral density by Prodigy-DXA measurement

The variance coefficient of gold element is a sensitive indication for recongnition of available level of metalizatioin of rock-gold built in the high gold content area ,and the intensive differentiation is related to regional ge.

Some measurements for decreasing the variance coefficient and improving the evenness of permeability therefore improving the burning ability of cigarette paper are discussed.

Through increased production percent of yield,distinct difference,variance coefficient method,regression coefficient method,high stabilization coefficient method and non parameter tolerance method etc,adaptability of ten new maize varieties are analyzed at four pot of high elevation mountain areas in this paper.