1) productive-efficient working face
"双U"型通风
1.
According to the mine development trend in China,the authors bring forward the double-U ventilation mode after analyzing the yielding characteristic of the productive-efficient working face with thin coal seam along with the disadvantage of ventilation in the working face nowadays.
文章根据我国矿井发展趋势,通过对薄煤层高产高效回采工作面生产的特点以及现阶段工作面通风方式的缺点进行分析,提出了“双U”型通风,并对该通风方式的基本概念、巷道布置、优缺点、适用条件等进行了分析,认为“双U”型通风方式适用于产量大、瓦斯涌出大、工作面需风量大的薄煤层高产高效回采工作面。
2) U type ventilation
U型通风
1.
This paper illustrates the advantages of U type ventilation system used in actual mining face and analyses the reasons of spontaneous combustion occurr ed in gob area.
论述了回采工作面采用U型通风系统的优点 ,分析了引发采空区自燃发火的原
3) U type ventilation system
U型通风系统
4) U-type ventilation
"U"型通风方式
5) advancing mine U-type ventilation
前进式开采U型通风
1.
The advancing mine U-type ventilation is simulated for its leak tendency of gas,oxygen,CO and for the temperature distribution.
基于渗流方程、多组分气体渗流-扩散方程和多孔介质渗流传热方程,建立前进式开采U型通风采空区自然发火模型。
6) single U shaped and double U shaped vertical borehole
单U、双U型埋管
补充资料：阿斯曼通风干湿表(见通风干湿表)
阿斯曼通风干湿表(见通风干湿表)
AS iman tongfeng ganshibiao阿斯曼通风干湿表见通风干湿表。
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