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International Standard Category: Pressure charging and air/exhaust gas ducting systems |
Category No.: | 43.060.20 | Valid Status: | superseded |
Issued Organization: | NDRC | Issued Date: | 2007-11-14 |
Implemented Date: | 2008-5-1 | Abolished Date: | |
Superseded Standard.: | QC/T 794-2020 Internal-combustion engine industry filter paper |
Superseded Date: | 2021-1-1 |
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