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电视和声音信号的电缆分配系统设备与部件反向电视调制器通用规范
Equipments and components used in cabled distribution systems primarily intended for television and sound signals Generic specification for reverse path TV modulators
价格:¥0.00
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卫星电视收转发射机测量方法
Methods of measurement for satellite television receiving-transmitting equipment
价格:¥0.00
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卫星电视收转发射机通用规范
General specification for satellite television receiving-transmitting equipment
价格:¥0.00
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微盒式磁带录音机运带机构总技术条件
General specification for the transport mechanism of mini-cassette recorders
价格:¥0.00
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电视和声音信号的电缆分配系统设备与部件调频立体声和单声道调制器通用规范
Equipment and components used in cabled distribution systems primarily intended for television and sound signals General specification for frequency modulated stereo and monotonic modulators
价格:¥0.00
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12.65mm(0.5in)L型螺旋扫描盒式磁带录像系统
Helical-scan video tape cassette system using 12.65mm(0.5 in) magnetic tape on type L
价格:¥0.00
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