首页 > Term: ventilation plan
ventilation plan
A plan or drawing, required by law, that shows the ventilation air currents in a mine and the means of controlling them.
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
0
创建者
- ed.young
- 100% positive feedback
(Milwaukee, United States)