The method was illustrated by experiment on plain laser paper to combine relative contrast and color contrast to obtain optimum solid density of printing.

以素面镭射纸为例，通过实验，阐述了结合相对反差和色彩反差来确定印刷最佳实地密度的方法。

youdao

The experiment shows that the method can resist the effect of the brightness, contrast change and rotation of image, and reduce calculating time greatly.

实验表明，该方法能有效抵抗图像对比度、亮度及旋转的影响，并且大大减少了运算时间。

youdao

By using the method of idea exercises, the good teaching effect was achieved in the experiment of rhythmic gymnastics teaching between the experiment class and the contrast class.

采用心理表象练习方法，以大学健身健美操为试验教材，通过实验班与对照班对比，教学效果显著。

youdao