航空公司用他们保证燃料价格的稳定。
在烹调区有排烟罩和烟道，能保证燃料以及烹调产生的烟、气体等的排出。
Provide for smoke hoods and flues above cooking ranges to enable the removal of fuel and cooking gases, smoke and fumes from the centre into the open air.
这并非唯一一项保证国际燃料供给的建议。
It's not the only proposal to ensure an international fuel supply.
应用推荐