图像讯号的极性
polarity of picture signal
探求
hunting; pursue; search; seek
probing
探求者
seeker
梯形讯号
staircase signal
调制讯号
modulating signal
停止记录讯号
stop-record signal
停止讯号
stop signal
同步讯号
sync signal; synchronizing signal
同步讯号产生器
sync-signal generator
图框同步讯号
frame synchronization signal
所有权的设定
creation of ownership
缩微胶片管理设备
microfiche management device
缩微胶片输入输出设备
microfilm I/O device
塔设备
tower
搪玻璃设备
glass-lined equipment
特殊设备
special installation
提供有缺陷设备的责任
liability defective equipment
提升设备
lift technique
调节设备
controlling means
调试辅助设备
debugging aid facility