 |
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| 黑火药我国古代四大发明之一，它通常指由硝酸钾、硫磺和木炭混合而成的烟火药 | |||
| 黑色火药 | |||
| 黑火药 | |||
| 火药 | |||
| 黑色炸药; 黒色炸药; 黒色火药 | |||
| black powder: 15 phrases in 6 subjects |
| Agriculture | 1 |
| Explosives and Explosive Ordnance Disposal | 3 |
| General | 1 |
| Metallurgy | 3 |
| Space | 1 |
| Technology | 6 |
|
| |||
| 黑火药我国古代四大发明之一，它通常指由硝酸钾、硫磺和木炭混合而成的烟火药 | |||
| 黑色火药 | |||
| 黑火药 | |||
| 火药 | |||
| 黑色炸药; 黒色炸药; 黒色火药 | |||
| black powder: 15 phrases in 6 subjects |
| Agriculture | 1 |
| Explosives and Explosive Ordnance Disposal | 3 |
| General | 1 |
| Metallurgy | 3 |
| Space | 1 |
| Technology | 6 |