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单声和立体声节目传输特性和测量方法
Characteristics and measuring methods for monophonic and stereophonic transmissions
价格:¥0.00
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透射式肤色测试图
Transparency flesh tone test card
价格:¥0.00
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透射式彩条测试图
Transparency colour bar test card
价格:¥0.00
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反射式肤色测试图
Reflection flesh tone test card
价格:¥0.00
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反射式彩条测试图
Reflection colour bar test card
价格:¥0.00
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数字编码彩色电视系统用测试信号
Test signals for digitally encoded colour television system
价格:¥0.00
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彩色电视图象传输标准
Standard of colour TV image transmission
价格:¥0.00
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短波(HF)广播单边带制式技术规范
价格:¥0.00
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VHF/UHF频段广播业务与移动和固定业务频率共用技术规定
The technical regulations for frequency sharing between the broadcasting service and the mobile and fixed services in the VHF/UHF bands
价格:¥0.00
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