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质点

[zhì diǎn]

Chinese-English

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Definition:
AllAll,particleparticle,mass pointmass point,material pointmaterial point,point particlepoint particle,ParticlesParticles
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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1.
Let us compare the motion of any particle of the medium with that of a second particle to the right of the first.
让我们来比较一下媒质中任一质点和其右边另一质点的运动。
ràng wǒ men lái bǐ jiào yí xià méi zhì zhōng rèn yī zhì diǎn hé qí yòu bian lìng yī zhì diǎn de yùn dòng 。
www.jukuu.com
2.
Classical mechanics is therefore particle mechanics, and the so-called position distribution of particle refers to that of material point.
所以经典力学是质点力学，所谓粒子的位置分布就是质点的位置分布。
suǒ yǐ jīng diǎn lì xué shì zhì diǎn lì xué , suǒ wèi lì zǐ de wèi zhì fēn bù jiù shì zhì diǎn de wèi zhì fēn bù 。
www.ceps.com.tw
3.
Knowing the state of the rotational motion of a system, determine the external forces or external torques acting on the system.
已知质点系的转动运动，求系统所受的外力或外力矩。
yǐ zhī zhì diǎn xì de zhuǎn dòng yùn dòng , qiú xì tǒng suǒ shòu de wài lì huò wài lì jǔ 。
jpkc.qust.edu.cn
4.
Laminar flow , sometimes known as streamline flow, occurs when a fluid flows in parallel layers, with no disruption between the layers.
层流是流体的一种流动状态。流体在管内流动时，其质点沿着与管轴平行的方向作平滑直线运动。
céng liú shì liú tǐ de yī zhǒng liú dòng zhuàng tài 。 liú tǐ zài guǎn nèi liú dòng shí , qí zhì diǎn yán zhe yǔ guǎn zhóu píng xíng de fāng xiàng zuò píng huá zhí xiàn yùn dòng 。
blog.sina.com.cn
5.
Let a small sphere (taken as a particle ) fall along the vertical direction onto a fixed horizontal plate as is shown in the diagram .
设一小球（可视为质点）沿铅直方向落到水平的固定平面上，如图所示。
shè yī xiǎo qiú ( kě shì wéi zhì diǎn ) yán qiān zhí fāng xiàng luò dào shuǐ píng de gù dìng píng miàn shàng , rú tú suǒ shì 。
jpkc.qust.edu.cn
6.
Newton's law of motion as applied to the point mass is the well-known vector equation: F=ma.
牛顿运动定律应用于质点时就得到这样一个著名的向量方程式：
niú dùn yùn dòng dìng lǜ yìng yòng yú zhì diǎn shí jiù dé dào zhè yàng yī gè zhù míng de xiàng liàng fāng chéng shì :
www.jukuu.com
7.
In need of special is that the liquid particles in the body within the flow rate is less than the circumference of a circle impeller speed.
需要特别指出的是，液体质点在泵体流道内的圆周速度小于叶轮的圆周速度。
xū yào tè bié zhǐ chū de shì , yè tǐ zhì diǎn zài bèng tǐ liú dào nèi de yuán zhōu sù dù xiǎo yú yè lún de yuán zhōu sù dù 。
www.nanyangpumps.com
8.
For a system of particles the sum of the moments of the internal impact with respect. impulses to any center is zero . Thus we have.
对于质点系，由于内碰撞冲量对任一点的矩之和等于零，于是有。
duì yú zhì diǎn xì , yóu yú nèi pèng zhuàng chōng liàng duì rèn yì diǎn de jǔ zhī hé děng yú líng , yú shì yǒu 。
jpkc.qust.edu.cn
9.
I cannot make the object simpler than being just a mathematical point.
找不到比质点更简单的模型了
zhǎo bù dào bǐ zhì diǎn gèng jiǎn dān de mó xíng le
dongxi.net
10.
Transient stability of the power system undergoing a large disturbance is judged by detecting the successive slip of the point unit.
在暂态稳定分析中，通过检测该质点是否出现连续滑步来判别故障清除后系统的稳定性。
zài zàn tài wěn dìng fēn xī zhōng , tōng guò jiǎn cè gāi zhì diǎn shì fǒu chū xiàn lián xù huá bù lái pàn bié gù zhàng qīng chú hòu xì tǒng de wěn dìng xìng 。
www.ceps.com.tw
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