| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| TBJ 31-1990 | English | 639 |
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Days<=5
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(Railway freight train overhaul of the design rules)
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TBJ 31-1990
| Obsolete |
TBJ 31-1990
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