| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SJ 20249-1993 | English | 639 |
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Days<=5
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Verification reguation of model BP28A LF spectrum analyzers
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SJ 20249-1993
| Obsolete |
SJ 20249-1993
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