| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GBJ 137-1990 | English | 999 |
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Days<=6
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Standard for classification of urban land and for planning of constructional land
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GBJ 137-1990
| Obsolete |
GBJ 137-1990
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