GB/T 20248

Standard Type
GBT
ICS
N/A
CCS
N/A
Status
N/A
Issue Date
N/A
Implementation
N/A
Responsible Dept
N/A
Drafting Unit
N/A

๐Ÿ“‹ Scope / ้€‚็”จ่Œƒๅ›ด ai_extracted

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Content extracted by AI. Not officially verified.