| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 38220-2019 | English | 90 |
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Technical requirements of assessment for high efficiency water pollutants control equipment - Rotary aerator
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GB/T 38220-2019
| Valid |
GB/T 38220-2019
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