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
- Except at the pole and the equator, a plumb line does not point toward the earth's center.
除在地球的两极和赤道之外，铅锤线并不指向地球中心。 - Reconstruction and analysis of automatic plumb line monitoring system of Dongjiang dam
东江拱坝垂线自动监测系统改造实践及成果分析 - The plumb line deviation method of determining heights from GPS in local area
GPS在小区域内测定点位高程应用中的垂线偏差方法 - The simulation algorithms of wave high, yaw force, rolling moment and sway moment were put forward. Meanwhile, it also discusses the influence of roll yaw on sideslip in spin, and of moving round plumb line on angle of bank.
给出了随机海浪波高、横荡力、横摇力矩、艏摇力矩的仿真算法。同时就尾旋中偏滚对尾旋侧滑的影响、绕铅垂轴旋转对坡度的影响等进行了讨论分析。 - A carpenter's level with a plumb line at right angles to it.
右边角有铅线的曲尺。 - Construction of the Inverted Plumb Line Boring of Shimen Arch Dam Right Abutment
石门拱坝右坝肩倒锤钻孔施工 - The smaller the angle of the weak plane, and the larger the water level are, the closer the location of the critical point is to the plumb line through the dam heel, and vice versa.
反倾结构面的倾角愈小、上下游水位差愈大，剪应力临界点的位置愈靠近坝踵铅垂线； - Vertical diagonal time section a flat surface at right angles to a plumb line.
对角线垂直时间剖面一个与铅垂线绝对成直角的平面。 - It also describes the new techniques and the results drilling tracing of deviation correction in the construction of the bottom of the plumb line hole. Finally, several views are out forward.
介绍了垂线孔孔底随钻跟踪定向纠偏新技术和施工效果，最后结合实例谈几点认识。 - Development tendency of automatic monitoring system of plumb line and extension line
矫顽力自动测量装置垂线、引张线自动监测系统的发展趋势