closed circuit video equipment
...结构，同轴电缆单根无氧圆铜线+物理发泡聚乙烯绝缘+锡丝+铝+聚氯乙烯聚乙烯 CCVE Closed Circuit Video Equipment 闭路视频设备 CCTV Closed Circuit Television 闭路电视 ..
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... 音频视频设备 Acoustic and Audio Equipment 闭路视频设备 closed circuit video equipment ; Panasonic CCVE 桌面视频设备 DTV desktop video ...
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