frozen earth
美英
- un.冻土

frozen earth
冻土
特殊介质爆破 ... 09 冻砾石爆破 blasting in frozen gravel 10 冻土 frozen soil;frozen earth 11 坚硬冻土 hard frozen soil ...
1
3
4
5
6
7
8
9
12
13
14
15
16
17
18
19
21
23
27