gas drainage under suction的意思|示意

Having analysed the "test on the gas drainage under suction in goaf", the failure cause has been found.

通过对采空区抽放瓦斯试验进行分析，找出了试验失败的原因。

Based on the analysis of the gas migration law, it has proposed an idea of "gas drainage under suction in goaf" so as to provide some new theoretical basis for the performance.

在对采空区瓦斯流动规律分析研究的基础上，提出了采空区瓦斯抽放的设想，为采空区瓦斯抽放提出了新的理论依据。