1) double directional airflow
双向出风
2) bidirectional ventilation door
双向风门
1.
The principle,installing method and technical request of the interlocker of bidirectional ventilation door were expounded in the paper.
详细介绍了双向风门联锁装置的工作原理、安装方法及技术要求,该装置安装简便、使用安全,可在生产矿井迅速推广。
3) bidirectional fan
双向风扇
4) pneumatic reversible drill
双向风钻
5) bilateral spillover
双向溢出
1.
The technology spillover and the bilateral spillover of civil-military dual-use technology not only are related with national economic growth,but also are the research focus of scholars.
技术溢出效应、军民两用技术双向溢出及其溢出效应是学者关注的焦点。
6) bidirectional output
双向输出
补充资料：出风
1.谓露于风中。 2.亦作"出锋"。皮衣边上露出皮毛。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条