粉尘爆炸
dust explosion
dust explosions
powder dust explosion
suspending explosive dust
powder exptosion
heterogeneous combustion
高泡洗衣粉
high foam detergent powder
含锌粉尘和污泥
zinc borne dust and sludge
含铁粉尘
Iron-bearing Dust
iron-containing dust and mud
低泡洗衣粉
low foaming detergent
low sudsing detergent powder
含锌粉尘
dust containing zinc
zinc laden dust and sludge
Zinc-bearing dust
ZnO Bearing Dust