catenary
n. 链, 悬链线, 链状物 a. 悬链线的
发音
词形变化
释义与例句
-
1.
The curve described by a flexible chain or a rope if it is supported at each end and is acted upon by no other forces than a uniform gravitational force due to its own weight and variations involving additional and non-uniform forces. It is described by the hyperbolic cosine function.
悬链线
数学 -
2.
Any physical cable, rope, chain, or other weight-supporting structure taking such geometric shape, as a suspension cable for a bridge or a power-transmission line or an arch for a bridge or roof.
工程 -
3.
The curve of an anchor cable from the seabed to the vessel; it should be horizontal at the anchor so as to bury the flukes.
航海 交通 -
4.
A cable, the segments of which between supports take a catenary geometric shape, supporting in turn an overhead conductor that provides trains, trams or trolley buses with electricity, or (metonymic) the combination of the conductor, the cable, and supports.
交通
-
1.
Relating to a chain; like a chain.
-
2.
Relating to a catena.
词汇关系
上位词 1
相关短语
词源
From Late Latin catenaria, in turn from Latin catēna (“chain”). Attested since 1788.
来源:wiktionary