Home > Term: 梯级
梯级
梯子交叉件一个人同时按升序或降序排序步骤步骤。
- Part of Speech: noun
- Industry/Domain: Fire safety
- Category: Prevention & protection
- Company: NFPA
0
Creator
- Huangjuan
-
(V.I.P) 27228 points - 100% positive feedback
(Shenyang, China)
