This paper introduces the theory of flammable dustfire and explosion accident, and describes prevention measures of dust explosion accidents and their fire fighting measures.
叙述了可燃粉尘火灾爆炸的原理，并详细描述了粉尘爆炸的预防和消防措施。
2
"Particles of dust and smoke are practically transparent in the microwave range, but the radiation is still strong enough for the source of a fire to be detected," said team leader Nora von Wahl.
“灰尘和烟雾的颗粒实际上在微波范围内是透明的，但辐射仍然很强，足以被检测到火源，”研究组长Nora von Wahl说。
3
The intention was to get close, fire a projectile into the surface and grab some of the ensuing dust.