- danger sounding
- formation sounding
- 危险: dangerous; perilous; risk; p ...
- 测: survey; fathom; measure
- 危险物: dangerous article; dangerous substance; hazardous material; hazardous substance
- 危险危险物: danger
- 极危险物质: extremely hazardous substances
关注微信公众号:chachacidian,回复:危险物探测,即可在微信中查询翻译