视频放大器链的英文

• vac video amplifier chain

• 视频:    video frequency; vision freq ...
• 放大器:    amplifier; pantograph; lawnm ...
• 链:    chain
• 视频放大器:    amplifier, video; va video amplifier; vfa video frequency amplifier; video correlator; video frequency amplifier
• 双视频放大器:    amplifier dual video; amplifier, dual video