| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| QB/T 5892-2023 | English | 269 |
Add to Cart
|
Days<=3
|
(Household fresh air fan energy efficiency limit value and energy efficiency grade)
|
QB/T 5892-2023
| Valid |
QB/T 5892-2023
|