partial increment的用法和样例：
例句
- Consider the nonlinear delay partial difference equations with continuous arguments Some oscillation criteria of this equation are obtained.
研究具有连续变量的非线性时滞偏差分方程获得了方程的一些振动准则。 - By theoretical derivation,the partial derivatives of the deviation between the humidity sensing characteristic curve and the fitting line to the self-resistance are obtained.
通过理论推导，获知了湿敏电阻器的感湿特性曲线与拟合直线之间的偏差随其本体电阻的变化关系。
