出处：按学科分类—工业技术 中南大学出版社《汉英冶金工业词典》第1491页（90字）
roof pitch，slope of roof◇33°屋面坡度third pitch，屋架高跨相等的屋面坡度full pitch
°屋面坡度third pitch，屋架高跨相等的屋面坡度full pitch