| |||
packsand | |||
fine-grained sand | |||
fine grained sand | |||
fine-grained sandstone (石); finished sand |
细粒砂: 28 phrases in 11 subjects |
Bridge construction | 1 |
Chemistry | 1 |
Desert science | 1 |
Drilling | 1 |
Earth sciences | 1 |
Engineering geology | 3 |
General | 2 |
Geology | 4 |
Metallurgy | 1 |
Soil science | 1 |
Technology | 12 |