plumb line
英 [ˈplʌm laɪn]
美 [ˈplʌm laɪn]
n. (测水深或垂直面用的)重锤线，铅垂线
牛津词典
noun
- （测水深或垂直面用的）重锤线，铅垂线
a piece of thick string with a weight attached to one end, used to find the depth of water or to test whether a wall, etc. is straight
柯林斯词典
- （检查垂直度的）铅垂线
Aplumb lineis a piece of string with a weight attached to the end that is used to check that something such as a wall is vertical or that it slopes at the correct angle.
英英释义
noun
- a cord from which a metal weight is suspended pointing directly to the earth's center of gravity
双语例句
- Telemetry system of two-dimensional suspension extension line and three-dimensional inverse plumb line
悬链式二维引张线及三维倒垂线遥测系统 - The plumb line is always perpendicular to the horizontal plane.
铅垂线总是垂直于水平面的。 - The plumB line is always perpendicular to the horizontal plane. Simulation Study and Industrial Practice of Double SENs in Beam Blank Mold
铅垂线总是垂直于水平面的。异型坯连铸双浸入式水口浇铸技术模拟研究及工业实践 - Plumb line deflection varied with time obtained by repeated gravimetry
重复重力测量结果计算垂线偏差的时间变化 - This article gives an easy way in which laser plumb line is set up by means of He-Ne laser in space with the liquid level as the base.
本文叙述以液面为基准面，用小型氦-氖激光器在空间建立激光垂直线的简易方法。 - A carpenter's level with a plumb line at right angles to it.
右边角有铅线的曲尺。 - Think of this as being a plumb line to find* used to find the direction of gravity.
假设这是铅垂。，想想重力方向是怎样的。 - Software of plumb line monitoring system and its application
垂线测量数据管理软件的研制及应用 - The Calculation of Plumb Line Deflection in Dam Deformation Measurement
大坝变形观测中垂线变化的计算 - The optical astronomical instruments for time-latitude measurements have advantages of good long-term stability, being able to monitor changes of the local plumb line and to make absolute determinations.
光学天文时纬仪器具有长期稳定性好，可监测地方铅垂线变化与测定的绝对性等优点。