03969627-n 'a cord from which a metal weight is suspended pointing directly to the earth's center of gravity';
 
汉语 测定器 , 铅锤线
英语 plumb line 1 , perpendicular
日语 垂球糸 , 測鉛線 , 下げ振り糸
Definitions
日语
金属のおもりが地球の重力の中心を直接差し示すよう吊り下げられているひも
与えられた点から垂直な位置を決定するのに用いられる
英语
a cord from which a metal weight is suspended pointing directly to the earth's center of gravity
used to determine the vertical from a given point
Relations
Hyponym: lead_line plumb_rule
Hypernym: cord
Meronym–Part: plumb_bob
Semantic Field: artifactn
External Links
 

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Maintainer: Francis Bond <bond@ieee.org>