Method for enhancing wind uplift resistance and durability of metal roofing boards
The invention discloses a method for enhancing wind uplift resistance and durability of metal roofing boards. The method is characterized in that a technician deeply researches a roofing system beforeconstruction to determine the position and size requirements of a T-shaped support of the metal roof...
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Format: | Patent |
Sprache: | chi ; eng |
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