change of... 的变化changen.变化；零钱v.改变change titles dialog更改标题对话框Change is in the air空中的变化change-speed motor变速电动机changed illumination变光照change in properties性能变化change on one method不归零法Changes of nutrition养分动态change point in mean均值变点Change Couple Device电荷耦器件change-tune switch变换调谐开关