单词 |
open valley |
释义 |
open valley open valley[′ō·pən ′val·ē] (building construction) A valley formed at the intersection of two roof surfaces and lined with either metal or a mineral-surfaced roofing material; the lining is exposed at the intersection. open valley open valley A type of valley on a roof. The valley formed at the intersection of two roof surfaces is lined with metal or mineral-surfaced roofing, and the shingles or slates are not laid |
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- johnson, frank b.
- johnson, frank chambliss
- johnson, frank, jr.
- johnson, frank minis, jr.
- johnson free public library
- johnson graduate school of management
- johnson grass
- johnsongrass
- johnsongrass mosaic virus
- johnson, guy
- johnson hall
- johnson hall of science
- johnson hall state historic site
- johnson, harry b
- johnson, harry b.
- johnson, herschel vespasian
- johnson, hewlett
- johnson, hiram w.
- johnson, hiram warren
- johnson, howard
- johnson, hugh
- johnson, hugh samuel
- johnsoniaceae
- johnsonian
- johnsonianism
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