| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JB 3774.2-1984 | English | 279 |
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Days<=3
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(Engineering machinery noise measurement method)
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JB 3774.2-1984
| Obsolete |
JB 3774.2-1984
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