查询词典 angular aperture

Then, we acquired more scattering data by utilizing diversity techniques. Diversity techniques can be divided into angular diversity and frequency diversity.

最后我们把散射资料填补到傅氏空间，经由二维线性内插法和二维逆向傅立叶转换后，我们就可以得到影像的重建。

The effects of temperature,shearing rate,angular frequency,molecular weight and molecular weight distribution on the rheological behavior were discussed.The resultsshowed that the molecular weight and its distribution of the polymer inferred from ...

研究表明，从稳态和动态测得的流变曲线求得的4种PP切片的分子量及其分布指数是同落球粘度法与熔融指数法相结合求得的分子量分布指数相吻合的。

For the sensor, this paper built series of theoretical model of vibration gyroscope. And research the relation about the angular speed with resonant frequency.

在感测器方面，本文也以理论分析建立振动式陀螺仪之相关运动方程式，讨论其角速度与共振频率间之关系，并加上模拟验证。

The three-parameter sine-curve-fitted algorithm was used for data processing. Some experiments were finished and the relevant experiment curves were given when the sine acceleration amplitude was equal to 200 m/s^2 and the angular frequency range was from 0.1 Hz to 10 Hz.

介绍了实验数据的处理方法三参数正弦波拟合算法，并在正弦加速度幅值为200 m/s^2、角频率范围为0.1~10Hz的条件下进行了实验验证，给出了相应的实验曲线图。

The circuit possesses many properties of current-mode circuit. Its sensitivity is lower, and its pole angular frequency and quality factor can be tuned accurately and independently, and the circuit is very easy in this process.

该电路不仅具有电流模电路的特点，而且其无源灵敏度低，电路简单；品质因素、极点角频率取决于电容比值和电阻比值，从而可实现二者的独立、精确调节。

The method of moments in conjunction with the asymptotic waveform evaluation technique is applied to predict the mono-static RCS of an arbitrarily shaped two-dimensional cylinder in both frequency and angular domains.

本文采用矩量法并结合渐近波形估计技术在频域和角度上预测了任意形状二维柱体的单站RCS。

The consistency of the results from the present method and the scatter center model method are derived from the stationary phase method in high frequency region, whereas the present method is general and suitable for the analysis of angular glint in the entire frequency band.

利用驻相法说明所提方法和散射中心建模方法在高频区的结果是一致的，而所提方法适合在全频带上分析目标角闪烁。更具一般性。

With the obtained model of the power spectrum, we have theoretically analyzed the contribution of all the amplitude noise, timing jitter and pulse width jitter to the total noise power spectrum. The simulated results show that while the product of pulse width and angular frequency is larger than 1, the pulse width jitter will contribute an amount of noise to the total noise power.

利用得到的模型，理论分析了激光输出光脉冲各个噪声项对总噪声功率谱的贡献情况，并数值模拟了输出脉冲功率谱，结果表明在脉冲宽度角频率积大于1的情况下，脉冲宽度抖动对总噪声功率谱有很大的贡献。

Stepper motor is the electrical impulse signals into angular displacement or linear displacement of the open-loop control components.

摘 要：步进电机是将电脉冲信号转变为角位移或线位移的开环控制元件[1]。

Historically Abbe described microscope eyepieces using a different decomposition in terms of angular magnification of the eyepiece and 'initial magnification' of the objective.

虽然被接受的标准距离是250mm，但现在的显微镜会设计成只有160mm的焦距，使得仪器变得非常的紧凑。

The role of the environment is very important.

的作用，环境是非常重要的。

At that time, the High Court of England and Wales Court of Queen's Bench president of William Murray, Lord Mansfield in June 22, 1772 ruling:"No matter then there is the inconvenience, but there must be a decision, I can not say that this case under the law in England are permitted or authorized; are so black should be released."

当时的英格兰及威尔士高等法院王座法庭院长William Murray， Lord Mansfield于1772年6月22日宣判：「无论有那麽不便，但总要有个决定，我不能说这件案在英格兰法律之下是准许或认可；所以黑人是应该被释放。