悬链线
suspended chain line
suspension chain line
catenary
catenary curve
fundamental curve
chainette
curve equation of suspended-cable
Catenaries
catenary’s curve
CCV line
catenary element cable
Catenary cable
悬链线拱顶
arch roof with suspended chain line
双悬链线悬吊
double catenary suspension
导线悬链线方程
Catenary equation of line strung
悬链线解析表达式
Analytical equation of catenary