gas drainage

常见例句

Ventilation modeling goes hand in hand with gas drainage strategies.
通風系統建模與瓦斯抽放系統相互相成。
Essential way of solving the gas drainage problem of low permeability coal seam is to increase coal seam permeability.
解決低透氣性煤層瓦斯抽放問題的根本途逕是增加煤層的透氣性。
The author makes the proposal of establishing a preliminary underground gas drainage numerical model, which is the equivalent of boundary conditions and shift forward of initial conditions.
本文從數值模擬的角度提出了建立井下瓦斯抽放數值模型的初步方案，即將邊界條件等傚和模擬時間前推。

In Russia such drainage is reckoned to free 160m tonnes of the gas every year.
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Additionally, because of poor drainage, water ponds formed on the VML. These water ponds produced more methane gas, and the subsequent runoff traveled back into the VML and the Speedway Landfill.
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