观察到了此类激光器的锁频状态,其绕数按照法瑞树的规则组成魔梯。
Frequency-locked states with their winding numbers which form the devil's staircase are observed in this kind of lasers.
检查钢丝绳,若发现钢丝绳在一个搓绕节距长度内折断根数超过6根时,需更换新的钢丝绳。
Check the steel rope. If the broken number exceeds 6 within a lay length, a new steel rope will be needed.
基于空泡动力学及概率统计理论,本文建议了一种预测绕流体初生空化数的方法。
Based on the bubble dynamics and the probability theory, a method for estimating the incipient cavitation number is suggested.
利用一般马氏链的理论,首先给出了绕积马氏链的特征数的定义和相互关系。
First of all, using the theory of general states Markov chain, we define some character number of skew product Markov chain.
由于两个碰撞粒子之间没有量子数的交换,因此该过程是一个单纯的绕射过程。
The process is a purely diffractive process since no quantum numbers exchange between the two colliding particles.
最后,针对二维驱动空腔流、圆柱绕流及二维naca0012翼型在不同雷诺数的条件下,用新提出的方法进行了数值模拟。
Finally, by using this new method, flow in a 2-d lid driven cavity, flow around a circular cylinder, and flow simulation around NACA0012 airfoil with different Reynolds Numbers are performed.
他同样用绕有许多圈数金属丝的环型或圈状物做了一个简单的接收器,在这个(开口)环形的末端是以微小间距隔开的小金属片。
He also built a simple receiver made of wire that was turned many times in a circle or looped. At the ends of the loop were small pieces of metal separated by a tiny amount of space.
计算了雷诺数为8.9 ~ 1000.0时圆球绕流受到的阻力,分析尾涡形状及长度随雷诺数的变化规律。
The drag on the sphere was calculated for Reynolds numbers8.9to1000.0, and the shape and length of the wake behind the sphere were investigated.
使用计算流体力学软件FLUENT,模拟均匀来流绕固定圆柱的流动,模拟雷诺数为20,40,100时的绕流流动,得到流场的流函数等值线图和速度矢量图。
Uniform flow around a mounting cylinder is simulated with the application of FLUENT software while Reynolds number is 20, 40,100. Stream function and velocity vector distributions are indicated.
上周,我打的时发现司机绕了一个大圈儿才把我带到目的地,想获得更多的里程数,以便向我索要更高的打的费。
Last week, I was in a taxi and found out the driver took the long way to the place I wanted to go and tried to put more mileages on the meter, so he can charge me more.
由于采用三线并绕,廉栅极绕组的圈数也是固定了,并且和上面所计算的初级圈数一致。
Since the transformer is trifilar, the turns between the screen grids are fixed and correspond to the number of primary turns already calculated.
本文给出了关于亚临界雷诺数二维圆柱绕流动态特性的实验结果。
The experimental study of the dynamic characteristics of flow past a two-dimensional circular cylinder is described.
采用分子动力学方法,对不同雷诺数的纳米柱绕流问题进行模拟。
Molecular dynamics simulations were carried out to study the fluid flow pass a circular cylinder at different Reynolds number at microscopic level.
磁阻电动机以某一速率同步动转,该速率是由电源频率和定子绕制的极数决定的。
The reluctance motor operates synchronously at a speed which is determined by the supply frequency and the number of poles for which the stator is wound.
磁阻电动机以某一速率同步动转,该速率是由电源频率和定子绕制的极数决定的。
The reluctance motor operates synchronously at a speed which is determined by the supply frequency and the number of poles for which the stator is wound.
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