呼吸防护 正压式自给闭路压缩氧气呼吸器
Respiratory protection—Positive pressure self-contained closed-circuit compressed oxygen breathing apparatus
标准状态
发布于：2024-12-31
实施于：2026-01-01
废止
基本信息
内容预览
Respiratory protection—Positive pressure self-contained closed-circuit compressed oxygen breathing apparatus