GB/T 38663-2020物联网标识体系Ecode标识体系中间件规范标准
英文:Identification system for internet of things—Middleware standard for Ecode identification system GB/T 38663-2020介绍: 国...
英文:Identification system for internet of things—Middleware standard for Ecode identification system GB/T 38663-2020介绍: 国...