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new sand; virgin sand | |||
fresh sand |
新砂 : 27 phrases in 12 subjects |
Architecture | 1 |
Bridge construction | 1 |
Continuous casting | 2 |
Desert science | 2 |
Earth sciences | 1 |
Electronics | 1 |
Engineering geology | 2 |
General | 3 |
Geology | 1 |
Metallurgy | 3 |
Oil / petroleum | 1 |
Technology | 9 |