| 单词 | asphalt roofing |
| 释义 | asphalt roofing [`a´sfȯlt `rüf·iŋ] MATERIALS A roofing material made by impregnating a dry roofing felt with a hot asphalt saturant, applying asphalt coatings to the weather and reverse sides, and embedding a mineral surfacing in the coating on the weather side. |
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