| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| LY/T 1990-2011 | English | 279 |
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Forest engineering. Design principles for equipment systems. General principles
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LY/T 1990-2011
| Obsolete |
LY/T 1990-2011
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