1.
The fresh morning air elevated him.
早晨清新的空气使他神清气爽。
2.
He cleared his nose with a loud sniff.
他大声吸气清了清鼻子。
3.
The air in the morning is quite crisp.
清晨空气格外清爽。
4.
uploading air cleaner
顶部进气的空气滤清器
5.
air cleaner base
空气滤清器底壳, 空气滤清器底座
6.
The morning was fine and warm, the air clear.
清晨，天气晴和温暖，空气清爽宜人。
7.
clean fuels such as gas, liquified petroleum gas and natural gas
煤气、液化石油气和天然气等清洁燃料
8.
The day was bright, with a fresh breeze blowing .
天气晴朗，吹来阵阵清风。
9.
mechanical ashed producer
机械清灰煤气发生炉
10.
air purged instrument
空气清洗式计量仪器
11.
car-type airless shot blasting machine
车式无空气抛丸清理机
12.
The temperature was very low this early morning.
今天清晨气温很低。
13.
inspection of freedom from inflammable vapour
可燃性气体清除检验
14.
oil bath air breathing
油浴式滤清器通气管
15.
closed-circuit fresh air supply system
闭路清新空气供应系统
16.
scavenge pipe
回油管, 吹气[清理]管
17.
thermostatic controlled air cleaner
恒温控制式空气滤清器
18.
thermostatically controlled air cleaner
恒温控制空气滤清器