airshaft

英

美

网络空气柱; 通风井; 通风道; 风井

COCA.43899

Had the Queen of Sheba lived in the flat across the airshaft, Della would have lat her hair hang out the widow some day to dry just to depreciate Her Majesty's jewels and gifts.
如果希巴女皇住在气窗对面的公寓，德拉总会有一天把头发悬在窗外去晾干，只是为了使那位皇后的珠宝和首饰相形见绌。
The coal seams were crossed frequently in the construction of Tianchi Coal Mine airshaft, and the gas content was great. The occurrence of coal seam situation was grasped by using borehole surveying and geologic column.
针对天池矿回风立井井筒施工中频繁揭穿煤层并且瓦斯含量较大的情况，通过打钻探煤结合地质柱状图准确掌握煤层的赋存情况；
Blasting Technique of Hard Rock in Airshaft
新集风井坚硬岩石爆破技术
Application of the injecting to sidewalls at the west airshaft in No.13 Coal Mine of Pingdingshan Coal Industrial Group
壁间注浆在平顶山煤业集团十三矿西回风井的应用
Design and Construction of Falling Airshaft Repairing Cracks of Concrete Bridge Construction and Repairing Methods
跨塌风井井筒修复设计与施工钢筋混凝土桥梁结构裂缝与处治对策
Construction of Vertical Airshaft when Crossing Multi Coal Seams with Hyper Gas in Tianchi Coal Mine
天池矿回风立井高瓦斯、多煤层揭煤施工