air shaft

air shaft 基本解释

[机] 通风井

air shaft 用法和例句

1、Acoustic Design to Control for Noise in Air Shaft of Coal Mine and Study to Calculation for Drag Loss

煤矿风井噪声控制的声学设计和阻力损失计算研究

2、This paper introduces the successful freezing technology and construction experience of Dingji air shaft sinking in thick overburden.

介绍丁集风井深厚表土层的冻结技术及施工的成功经验。

重点词汇

shaft n. 柄，轴；矛，箭；〈非〉嘲笑；光线 vt. 给…装上杆柄；〈俚〉苛刻的对待