confined space
短语词组
- Confined underwater space 有限空间
- confined armored space 作战密闭舱
- confined rescue space 密闭救援空间
- Confined -space Safety Assessor 评估师
- confined -space entry and rescue 封闭空间的进入和援救
- Confined space entryandresue 升降用起重器
- Such As Confined Space 如密闭空间
- NonPermit Confined Space 空间
- Confined space procedures 私密空间制度 返回 confined space