1.
The same risk applies to vacuum pumps in which the back flow from shutting down at the end of the day may cause contamination.
同样的风险同样存在于真空泵，每天结束生产停机时产生的空气回流也可能导致污染。
2.
Study on Indoor Air Movement of Up-supply Down-return Supply by 2DPIV
上送下回送风方式室内空气流动的2DPIV实验研究
3.
Study on Damage Phenomenon of Pharmaceutical Granule in Swirling Pneumatic Conveyance
回旋流空气输送中药品颗粒破损现象的研究
4.
air circulation
空气循环,空气环流
5.
A current of air in an enclosed area.
气流封闭空间中的气流
6.
Another problem can occur rarely if backflow of process gas is permitted into the secondary air feed line.
如果工艺气体回流入二段空气管线，能发生另外的很少发生的问题。
7.
Hydraulic reservoir at atmospheric pressure, with return line below fluid level and air filter.
带有回流管（低于流体水平面）和空气过滤器的液压容器。
8.
recirculation air
再循环[环流]空气
9.
Ferment liquid substance aroma analysis by Headspace-GC and titration methods
全自动顶空进样法与回流-滴定法分析酿酒醪液中香气物质
10.
air jet and fluid jet
空气射流与液体射流
11.
The air flow was regarded as quasi-laminar.
空气流动被视为准层流。
12.
air to air heat recovery unit
空气 空气热交换式热回收组合机组
13.
Words floated in the air.
种种的话在空气里回响。
14.
air stabilization
空气稳定系统(回转时
15.
rotary starting air distributor
回转式起动空气分配阀
16.
sealing regenerative-type air preheater
密封回热式空气预热器
17.
regenerative air cycle
回热式空气制冷循环
18.
Drag to add a hydraulic reservoir at atmospheric pressure, with return line below fluid level and air filter.
拖动后可在常压下添加带有回流管(低于流体水平面)和空气过滤器的液压容器。