| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GY 5057-1995 | English | 479 |
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Days<=4
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(Shortwave radio antenna feeder systems for construction and acceptance)
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GY 5057-1995
| Obsolete |
GY 5057-1995
|