查询词典 uniform velocity

Therefore, based on the velocity composition law of particle movemen t, a mathematical model and its algorithm for the locating error are firstly est ablished to analyze the linear dimension.

为此， 基于质点运动的速度合成原理，首先建立了线性尺寸的定位误差通用模型及其算法。

Through virtual experiment to obtain large sample data respectively on errors of displacement, velocity and acceleration with regard to the executive mechanism, and there out obtained the distribution law of errors and acquired the reliability of errors.

通过虚拟实验分别获取关于执行机构位移、速度、加速度误差的大样本数据，并由此得到误差的分布规律，求取误差的可靠度。

The results indicated: the growth features of different size of tomato fruits were much different;the increasing course of small tomatoes showed "ladder" model,and that of big and middle ones showed "wave" model.The daily change of leafstalk stem-flow velocity presented "double-apex" model.

监测结果表明：由于番茄果实的个体差异和前期生长的差异，大、中、小番茄果实的生长规律有明显的差异；小番茄的增长过程呈"阶梯"型，大中番茄的增长过程呈"波浪"型。

After studying the theory of combined signal processing with acoustic pressure and particle velocity, a method of direction estimation underwater, which is based on intensity measurement using an acoustic vector sensor, is presented. In the low frequency field with kinds of line-spectra, azimuth angle estimation is achieved based on the probability density statistics and bar graph approach. It can preferably resolve the problem of left/right bearing resolution and estimate the direction of space.

为了对水下目标进行定位，基于声压与振速联合信号处理的理论，研究了复声强法对水下目标信号的定向技术，并使用概率统计和直方图的理论对目标的方位角和俯仰角值进行了估计，在线谱分量存在的低频段对估计角度进行了概率统计，较好地解决了左右舷的分辨问题，实现目标的全空间无模糊定向。

The results are the following: When calculating the motion mass, it is better to use idler's equivalent mass instead of the rotating part mass and serial idler's rotating inertias and equivalent mass are calculated. The accurate analysis result for the deflection curve length of the belt shows: The error calculated by the approximate parabola length is lower than 10〓. Thus the approximate method is accurate enough for calculation. The relations between the running resistances coefficient and the belt velocity are studied by experiment, which are the bases for calculating the linear coefficient values between them.

得出：在计算参与运动质量时对托辊应采用托辊的等效质量而不是目前采用的托辊旋转部分质量，并计算出了系列的托辊转动惯量和等效质量；对输送带的挠曲线长度进行了精确的分析，结果表明：采用近似的抛物线长度计算方法其误差在10〓以下，因而得到在计算输送带挠曲线长度时采用近似的抛物线具有足够的精度；对输送机运行阻力系数与带速间的关系进行的实验研究，得出阻力系数与带速线性关糸的系数值。

If the velocity does not change in the span of one second, the point travels along the length of that vector in one second.

如果在一秒内速度没有发生变化则这个点将在这一秒中之内移动和矢量长度相同的距离。

Are shown. In this case not only the direction but the magnitude of the velocity, as indicated by the length of the vector, varies during the motion.

将运动加以破坏来寻求速度矢量的这个理想实验不能把它看得太认真，它只是帮助我们懂得应该把什么东西称为速度矢量，并使我们能确定出在给定时间和给定点的速度矢量。

Using the wavelength of 650nm PIN photodiode to form the large effective screen area,laser screen velocity measurement system comprised of lens hood,interference filter and special photoelectric conversion circuit measure execution of projectile.

实验采用650nm波长的PIN光电二极管发出激光形成大面积光幕，经过遮光罩、干涉滤光片等光学器件和特殊的光电转换电路组成的光电靶测速系统测试弹丸的创伤性。

It is shown that although statistical distribution of relative velocity between two atoms has no impacts on the line shape of LICET spectrum, it has certain impacts on the peak value of collision cross section.

分析表明，两原子之间相对运动速度的统计分布虽然不影响激光感生碰撞截面的谱线线型，但对碰撞截面的峰值大小有一定的影响。

It provides unparalleled environmental performance in the control of temperature, humidity, air velocity and light intensity.

它提供了极佳的环保性能，能够进行温度，湿度，风速和光照强度控制。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。