Thus, the drainage path should be short enough, and water should be led to structual supports and should not be accumulated on the end of suspending elements.
排水路径要短，水流要向结构的支座处会聚，尽量避免聚向悬挑端。
The result shows that it is a very good path to improve methane drainage effect by using the way and deserves to be popularized and applied.
试验结果表明，该方案明显提高了低透性煤层的瓦斯抽放效果。
The result shows that it is a very good path to improve methane drainage effect by using the way and deserves to be popularized and applied.
试验结果表明，该方案明显提高了低透性煤层的瓦斯抽放效果。
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