After Effects 6.5不能输出的视频格式有:() ["AVI","MOV","MPG","FLC"]
目前常用的测井电缆按()的大小可分为φ11.8mm、φ8mm、φ5.6mm。 ["缆芯直径","缆芯截面积","电缆直径","电缆半径"]
不需要任何形式信号输入(灯光信号除外)的设备是(). ["备用地平仪","备用空速表","备用高度表","备用罗盘"]
下面哪个告警是由于设备的语音故障引起的()。 ["系统通信中断","MGC链路断开","断纤","掉电"]
备用空速表接受的压力信号来自于(). ["备用静压孔和正驾驶1号空速管","备用静压孔和备用空速管","备用空速管","备用静压孔"]
协议的关键要素包括语法语义().