| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JJG 790-2005 | English | 779 |
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Days<=5
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Verification regulation of laboratory standard microphones (coupler reciprocity method)
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JJG 790-2005
| Valid |
JJG 790-2005
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