Some oscillation criteria for a class of nonlinear nonautonomous difference equation with variable delay are obtained.Some linearized oscillation theorems for these equation are established.是什么意思_Some oscillation criteria for a class of nonlinear nonautonomous difference equation with variable delay are obtained.Some linearized oscillation theorems for these equation are established.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句