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Subject: water shedding cover mining. Please, helpThis was then covered with a layer of waste rock up to 15 metres thick and the final landform left as a mound over the pit to allow for subsidence and to still provide a water shedding cover |
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Как вариант: слой предотвращающий попадение воды? слой предохранящий от проникновения воды ? |
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link 28.07.2008 18:40 |
| я бы так написал - покров, обеспечивающий сток воды (watershed - водораздел, с коего как с гуся вода) |
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a Huge thanks and impressed as usual Irena |
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