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hazardous area | |
chem. | 危险场地 |
desert. | 灾害危险区域 |
earth.sc. | 危险区域 |
el. sec.sys. | 危险场所 |
expl. | 爆破时的危险区域 |
oil | 危险区 |
refrig. | 爆炸危险区域 |
classification | |
math. | 分组,分类 |
hazardous area: 25 phrases in 8 subjects |
Aviation | 3 |
Ecology | 1 |
Electronics | 1 |
Environment | 2 |
Hydroelectric power stations | 1 |
Nautical | 12 |
Oil / petroleum | 3 |
Technology | 2 |