emergency prevention channel for collapse
emergency radio channel
Green channel for emergency surgery
Channel-Channel Alignment
be in an emergency; report an emergency; ask for emergency help
Bearer Channel， B Channel
C-Channel (Control Channel)
channel to channel adapter
通道通道适配器
通道通道适配器通道通道选择器
通道通道选择器
channel-to-channel adapter
通道选择器
通道-通道衔接器
信道-信道衔接器
信道选择器
通道间配接器
channel-to-channel adapter(CTCA)
channel-to-channel connection
connection， channel-to-channel
deep-water channel in the north channel
disease of one channel involving another channel
Speech channel Voice Channel
Split Point Control Works of North Channel and South Channel
120 Emergency Alarm System