- Grasps with the specific accident environment related health harm evidence, the appraisal harm degree and the scope.
- Its mine accident environment simulation system is composed of several sub-systems of smoke,high temperature heating,ventilation,photoelectric simulation and mine accident sounding.
- I saw the whole accident with my own eyes.
- The accident put an untimely end to the party.
- He had had a blackout after the accident.
- He had an accident and bashed up his car.