| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 12857-1991 | English | 599 |
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Days<=3
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Methods of measurement under conditions different from broadcast signal standards on receivers for television broadcast transmissions
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GB/T 12857-1991
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GB/T 12857-1991
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