After Effects 5.5中,投射彩色阴影由什么因素决定?() ["照明灯决定","摄像机决定","透射阴影层的材质属性决定","接受阴影层的材质属性决定"]
说明RAKE接收机的工作原理。
国家级环境模拟实验井是测井系统的()标准刻度装置。 ["特级","一级","二级","三级"]
下列那些信息不能用于追踪参考?() ["RGB色彩信息","亮度信息","颜色饱和度信息","深度信息"]
气象雷达天线的稳定信号来自于(). ["雷达收发机","天线控制组件","ADIRU","A+B+C"]
风险监测