| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JB/T 3139-1991 | English | 319 |
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Days<=3
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Method for designing types of explosion proof electric apparatus products
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JB/T 3139-1991
| Obsolete |
JB/T 3139-1991
|