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presplitting blasting | |||
pre-shear-ing blast; pre-splitting; pre-split-tting explosives products; split round blasting | |||
★ presplit blasting | |||
stress-relieving blasting; preshearing; presplitting | |||
| |||
pre-splitting blasting; preshearing | |||
| |||
pre-shearing; presplitting | |||
| |||
pre-split blasting |
预 裂 爆破 : 16 phrases in 4 subjects |
Electronics | 2 |
Engineering geology | 2 |
Explosives and Explosive Ordnance Disposal | 9 |
Technology | 3 |