| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JY/T 0509.2-2019 | English | 179 |
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Days<=3
|
Teaching ruler - Part 2: Straight ruler
|
JY/T 0509.2-2019
| Valid |
JY/T 0509.2-2019
|