更新时间：2024-05-13 17:47:42
名词 hardpan:- crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions
- Hardek
- hard radiation
- hard metal bit
- hard-cutting
- hard
- hard rock roof
- hardface layer
- hard-working
- hard grineling
- hard rock mine
- hard X - ray
- hard anodizing
hard pan是什么意思 hard pan在线翻译 hard pan什么意思 hard pan的意思 hard pan的翻译 hard pan的解释 hard pan的发音 hard pan的同义词
