pendulum
['pendjuləm]
n.摆锤, 钟摆, 摇摆不定
例句与用法:
A pendulum oscillates.
摆锤能摆动。
The pendulum of the clock in my room is a bear.
我房间的钟摆是小熊形状的。
词形变化:
副词: pendulously | 名词: pendulousness |
n.
1. 摆锤; 钟摆[C]
2. 摇摆不定的事态(或局面等)[the S]
Since the last election, the pendulum of public opinion has swung back against the government.
自从上次大选以来, 公众舆论又转回到反对政府。
pendulum['pendjuləm; -dʒə-]n.1.■(钟等的)摆;钟摆2.■动摇的人(物);犹豫不决的人3.■吊烛架play pendulum左右摇摆;处于不稳定的状态swing like a pendulum摇摆不定swing of the pendulum见 swing
pendulumpendulum[ˈpendjuləm]n.1.■(钟等的)摆; 振动体2.■犹豫不决的人, 摇摆不定的物3.■吊烛架a simple [compound] pendulum单[复]摆a pendulum orbit【物】穿核轨道
词性变化pendulum[ˈpendjuləm]adj.1.■摆动[式]的
[ˈpɛndjʊləm]
noun
- a weight hung from a fixed point so that it can swing freely backwards and forwards, especially a rod with a weight at the end that regulates the mechanism of a clock
摆;钟摆
■(figurative)used to refer to the tendency of a situation or state of affairs to oscillate regularly between one extreme and another
(喻)摇摆不定的事态(或局面)
the pendulum of fashion.
变幻莫测的流行式样。 - The use of the pendulum for regulating clocks depends on the principle, discovered by Galileo c.1602, that for small amplitudes the time of oscillation of a pendulum depends only on its length. A freely suspended pendulum resists changes in its plane of oscillation, a fact employed by Jean Foucault in 1851 to demonstrate the earth's rotation
pendular
adjective
语源
- mid 17th cent.: from Latin, neuter (used as a noun) of pendulus 'hanging down'
pendulum
名词 pendulum:
an apparatus consisting of an object mounted so that it swings freely under the influence of gravity
pendulum
■"Doomsday clock " have pendulum only and do not have any rigid structures, accordingly it cannot proper motion settling time.
“末日钟”只有钟摆而无任何机械结构,因此它无法自行调整时间。
■An Inverted Pendulum does basically the same thing.
一个倒立摆在本质上就是做相同的事情。
■An inverted pendulum is a physical device consisting in a cylindrical bar (usually of aluminium) free to oscillate around a fixed pivot.
一个倒立摆是个物理设备它包括一个圆柱体的棒子(通常是铝的)可以在一个支点周围振荡。
■A pendulum cannot be transported, and a different device fulfilling the same function is needed for a watch.
一支钟摆不能被运输,因此需要一个可满足相同功能的仪器代替它。
■Generally, the motion of compound pendulum as a whole moving along at any direction in an inertial frame has time dilation effect.
一般情况下,无论复摆钟朝什么方向运动,都将发生钟慢效应。
■The upper saddles are fixed, while the lower ones are on pendulum type rock bearings.
上端鞍座是固定的,下端鞍座安置在摆动式的摇座上。
■The present device is also called a conical pendulum.
上述装置也称为圆锥摆。
■Two leaden balls, each at the end of a stiff pendulum, swing from a pole.
两个铅球,分别处在某个硬杆摆的末端,绕着一根柱子旋转。
■And if the relative velocity of two inertial frames is constant, the compound pendulum in motion runs slower at a same factor than the resting one.
两惯性系相对速度一定时,运动的复摆钟都比静止的钟慢了一个相同的因子。
■Abstract: The results of inclining-prevention are not so ideal while drilling in easily declined formations by pendulum assembly with stabilizers.
中文摘要: 在易斜地层钻进时,带稳定器的钟摆防斜钻具组合的防斜效果往往不甚理想。
■It was discovered that pendulum clocks recorded time differently depending on their location.
人们发现摆钟在不同的地点所记录的时间不同。
■One can never know how the pendulum will swing: our middle-class grandparents sold their pianos and now the grand children are buying them back.
人们永远无法知道时尚变化的规律:我们中产阶级的祖父母卖掉了钢琴,而现在他们的孙子去又将钢琴买回来了。
■How Does Pendulum Dowsing Work?
什么是灵摆探测?
■A biaxial vertical pendulum tiltmeter, and its structure, component and principle, is introduced.
介绍了一种适用于大坝监测的双轴垂直摆倾斜仪的结构、组成和工作原理。
■The operational principle of some metering units, such as leadscrew nut mechanism, pendulum bar type metering unit, metering pump, are introduced.
介绍了丝杠螺母机构、摆杆式计量装置、计量泵装置等计量装置的工作原理。
■CLW material level meter will never be worn out and will not be seized also.In addition, the mounting height is not limited by pendulum bar length.
从某种意义上讲CLW料位器永不磨损,也不可能卡死,另外安装高度也不受摆杆长短的限制。
■He responded to these gestures of love by swinging his busy tail like a pendulum.
他则像个钟摆似的频繁摇著尾巴回应她爱的表示。
■His work in this direction was motivated by his interest in light and in the design of pendulum clock.
他对光线研究和钟摆设计的兴趣推动了他在这方面的工作。
■He accidentally found that the desk clock did not swing its pendulum.
他无意中发现座钟不摇摆了。
■His comprehe ive a rehe ion about the a endix of the pendulum is obvious.
他的广泛的关于这个摆的附录的忧虑明显。
■When a penguin walks, its tall, narrow body acts like a pendulum.
企鹅行走时,其高瘦的体型就像个钟摆在晃动。
■One may muscle test or pendulum if this is so.
你可以肌肉测试或钟摆测试看看是否是这样。
■Then the bitterer the trouble the sweeter the pleasure: the swinging of the pendulum far to the left will cause it to go all the farther to the right.
你所承受的压力越沈重,后来经历的快乐会越多;就像钟摆的摆动,幅度越大,弹回来的力量也越大。
■Here the pendulum is ticking; it does not care, it has no pity. . . .
你看,钟摆还在滴答作响,它什么都不管,什么人也不怜恤。
■Instructons:Step on the footboard with two feet,hold the two handles,utilize the strength of waist to move the legs like a pendulum.
使用方法:双脚站在同一踏板上,双手握紧护杠,腰部用力作钟摆式运动。该器械适合于中、老年人。每站位限1人使用。摇臂静止方可下器械。
■Examples include the movement of the sun across the sky, a pendulum or vibrating crystal, or, in an atomic clock, the natural vibrations of atoms.
例如,太阳的东升西落、钟摆、振荡晶体或原子钟的原子自然振荡。
■We frequently see on pendulum clocks, for example, two soldiers propped over a cornice playing dice or cards, or even sleeping.
例如,我们经常可以看到,在钟楼上,两个士兵倚着门掷色子或打扑克,甚至睡觉。
■By keeping this center of mass closer to the rotor disc the pendulum effect is reduced and the helicopter is markedly more stable.
保持这种质心接近转子盘钟摆效应明显降低,直升机更稳定.
■The Inverted Pendulum is essential in the evaluating and comparing of various control theories.
倒立摆在求数值和各种控制理论的比较中是必要的。
■The pendulum angle and weighting coefficient of sliding mode control are partiallyinput and output of the fuzzy logical.
倒立摆摆杆角度作为模糊逻辑系统的输入,输出为滑模控制器的加权系数。
■The Inverted Pendulum is one of the most important classical problems of Control Engineering.
倒立摆是最重要最经典的控制工程问题中的一个。
■Again one can either look for this clairvoyantly or muscle test or pendulum if this is so.
再次,你可以用透视或肌肉测试来寻找它。
■Then the pendulum boom and the pendulum are in equilibrium in any position.
则摆杆和摆在任何位置都处于平衡状态。
■Fuzzy control algorithm is programmed by Borland C++, control of inverted pendulum hardware system is realized.
利用Borland C++编写模糊控制算法程序,实现了倒立摆实物系统控制。
■By the time of the next majlis elections in 2008, or the presidential ones in 2009, the reformists will have regrouped and the pendulum may swing back.
到下次于2008年进行伊朗议会选举之时,或者到2009年总统大选是,改革派将重新组合,政治局势可能会摇摆回去。
■"The pendulum is swinging more quickly now between military and civilian rule," he said.
古德森说:“钟摆在军人和文人统治间摇摆地更快了。
■Only the midpart of anything is preserved because the pendulum of life must have balance, and the midpart is the balance.
只有事物的中心部分可得以保持,因为生命的钟摆必须保持平衡,而中心部分便是平衡。
■Thus, the inverted pendulum system is a test-equipment of rather unearthly in the controlled theory research.
因此,倒立摆系统在控制理论研究中是一种较为理想的实验装置。
■Hence , the pendulum is overcorrected during the initial stages of an acceleration and is undercorrected immediately following an acceleration.
因此,在加速度开始作用阶段校正量过大,而在加速度作用过后校正量不足。
■Figure 3 illustrates in principle a vertical pendulum and a horizontal pendulum of the simplest kind.
图3说明了最简单的竖直摆和水平摆的原理。
■In very cold winter the pendulum will contract and the clock will go faster.
在寒冷的冬季,钟摆收缩,钟就走得快些。
■The machine is halted to load the pendulum wheel with workpieces.
在将工件装进摆动盘时必须将机床暂停。
■In the battle of ideas, the pendulum had swung from government to market, from Keynes to Hayek.
在思想的战争中,钟摆从政府摆向了市场,从凯恩斯摆向了哈耶克。
■A vibration period tends to decrease or remain constant as energy is lost, as is the case for a pendulum.
在损失能量时,振动周期倾向于减小或保持不变,如同单摆那样。
■A large pendulum swung back and forth inside the grandfather clock.
在老式落地座钟里面有一个大钟摆在摆来摆去。
■Among the more exciting rides is the Sky Flyer, which looks like two pendulum arms with passengers cabins located at each end.
在这些游戏中较为刺激的是天空飞行者,它看起来象两个拽着固定在末端的乘客舱甩动的钟摆。
■In this application note, we use an example of an inverted pendulum to provide details on all aspects of fuzzy logic based system design.
在这应用笔记中,我们可以用一个倒立摆的例子来提供模糊逻辑基础系统设计的所有方面的细节。
■The input axis of the azimuth gyro under this condition is vertical, and pendulum unit is nulled.
在这样情况下方位陀螺的输入轴是处于垂直位置,同时摆锤单元在零位。
■And with the stopping of the pendulum, time stops. You suddenly enter into the world of timelessness, deathlessness, eternity.
在钟摆停止的时候,时间也停止了。你突然进入了一个没有时间,没有死亡,不朽的世界。
■Great rollers make vessels play pendulum.
大浪使船只摇摇晃晃。