4.
A) To develop the technology of self-driving cars.
B) To have strict laws to control automatic programs.
C) To let people know self-driving cars can reduce traffic.
D) To have some control over using the automatic abilities.
利用“色阶”命令可以通过调整的暗调、中间调和高光的强度级别来校正图像。
A. 对
B. 错
选中“色相/饱和度”对话框中的“着色”复选框,可使灰色或彩色图像变为单一颜色的图像。
A. 对
B. 错
利用“色调分离”命令,可将一个灰度或彩色图像转换为高对比度的黑白图像。
A. 对
B. 错