| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 7957-2017 | English | 359 |
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General requirements for construction, performance and explosion protected testing of cap-lights for use in mines susceptible to firedamp
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GB/T 7957-2017
| Valid |
GB/T 7957-2017
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