1.
Analysis on Ventilation of an Underground Parking-area of Commercial Building
商业建筑地下停车场通风问题的剖析
2.
The Army still hasn't figured out a way to change the air in a blackout tent.
防空帐篷的通风问题，部队直到今天还拿不出一个解决的办法来。
3.
This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it.
这将解决通风问题,因为如果火车进入此隧道,它将抽进新鲜空气。
4.
Maybe the ventilator is the problem.
可能问题出在通风装置上。
5.
Study on the Application of Displacement Ventilation in China;
置换通风系统在中国的应用问题研究
6.
Study on Ventilation and Heat Elimination in TBM Construction;
TBM施工中的通风和散热问题研究
7.
Several problems need attention in installation of ventilating air-condition
通风空调安装施工应注意的几个问题
8.
Discussion of the Connection Problem in Conical Shaft-extension of Main Shaft of Fan
通风机主轴圆锥形轴伸联接问题探讨
9.
Determination of Main Mine Fan Performance of a Number of Issues
矿井主要通风机性能测定的几个问题
10.
Calculation of Natural Ventilation of Single Span Workshop With Consideration of the Action of Wind pressure
考虑风压作用时单跨厂房自然通风计算问题
11.
Study on Fresh Air Requirement in Road Tunnel Ventilation Design
公路隧道通风设计需风量几个问题的研究
12.
Study on Key Issues of Emergency Ventilation to Control Indoor Contaminant Dispersion;
控制污染物扩散的应急通风关键问题研究
13.
Status and problem of ventilation system cleaning industry of central air conditioning in china;
我国中央空调通风系统清洗行业的现状和问题
14.
Study on Sharing Exhaust Dust System for High-rise Residential Building
普通高层住宅集中式排烟（风）系统问题研究
15.
Survey on Central Exhaust Duct System in High-rise Residential Building
普通高层住宅集中排烟(风)道问题调查研究
16.
Research of Several Key Problems in Numerical Simulation of Flow Field of Perforation Airway
贯通巷道风流流场数值模拟若干关键问题研究
17.
Studying on Air Flow and Pollution of Natural Ventilation Tunnel with Shafts
竖井型自然通风公路隧道气流与污染问题研究
18.
Dynamic Simulation Research on Condensation for Displacement Ventilation with Cooling Ceiling
置换通风与冷却顶板结露问题的动态仿真研究