Well Pingluo 006-5 is a drainage well in Pingluoba geologic structure with low pressure and easy loss.

平落006 - 5井是平落坝低压易漏地质构造上的一口排水井。

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The large-diameter gas drainage well laid out in the Xuandong No. 2 Mine used small-diameter pilot drilling, then gradually reaming the borehole and finally completed to designed size.

宣东二号矿布设施工的大口径瓦斯抽放井以小口径导向钻进，后逐级扩孔成井。

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To draw up the technical standards and management norms of water supply industry and drainage industry, as well as to supervise and implement them.

拟订供水、排水行业的技术标准、管理规范，并监督实施。

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Disruption has been caused by work on a new tram line, as well as separate drainage and gas works.

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Antihistamines, he says, have been known since the early 1940s, and they work very well against sneezing and nasal drainage.

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"Certain areas of the track have always drained very well naturally but this year has been so extreme that really any drainage system wouldn't be able to cope, " she said.

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