GB/T 28957.1
GB/T 28957.1, Total:2 items.
The international standard classification for "GB/T 28957.1" includes: Pressure charging and air/exhaust gas ducting systems .
The Chinese standard classification for "GB/T 28957.1" includes: Automotive engines in general .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 28957.1-2023 Road vehicles—Test dust for filter evaluation—Part 1:Silicon dioxide test dust
- GB/T 28957.1-2012 Road vehicles—Test dust for filter evaluation—Part 1:Silicon dioxide test dust
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