felt-and-gravel roofing

built-up rib

A rib made of laminations of timber of various sizes.

built-up roofing, composition roofing, felt-and-gravel roofing, gravel roofing

built-up roofing A continuous roof covering made up of laminations or plies of saturated or coated roofing felts, alternated with layers of asphalt or coal-tar pitch and surfaced with a layer of gravel or slag in a heavy coat of asphalt or coal-tar pitch or finished with a cap sheet; generally used on flat or low-pitched roofs. Also see tar-and-gravel roofing.

单词	felt-and-gravel roofing
释义	felt-and-gravel roofing built-up rib A rib made of laminations of timber of various sizes. built-up roofing, composition roofing, felt-and-gravel roofing, gravel roofing built-up roofing A continuous roof covering made up of laminations or plies of saturated or coated roofing felts, alternated with layers of asphalt or coal-tar pitch and surfaced with a layer of gravel or slag in a heavy coat of asphalt or coal-tar pitch or finished with a cap sheet; generally used on flat or low-pitched roofs. Also see tar-and-gravel roofing.
随便看	keep it on the down low keep it on the down-low keep it on the hush keep it on the hush-hush keep it out keep it out of keep it plain and simple keep it private keep it quiet keep it real keep it real! keep it running keep it safe & sound keep it secret keep it sensible & simple keep it short and sweet keep it short & simple keep it simple keep it simple and secular keep it simple and stupid invoice-payment demand invoice price invoice prices invoice processing system invoices