backscatter的例句大全

At last, the recent development of ultrasonic backscatter imaging is reviewed.

最后, 简要介绍了超声背向散射成像的新进展.

Officials at the Transportation Administration say they have already tried out a handful of backscatter scanners.

运输安全局的官员说,他们已经尝试了少量的后向散射扫描仪.

Objecitve: To evaluate the characterization in myocardial fibrosis of hypertensive heart disease with ultrasonic backscatter parameters.

目的: 应用超声背向散射积分参数评价高血压心脏病心肌纤维化的特性.

A new kind of method for studying critical materials-electron backscatter diffraction ( EBSD ) analysis technology was introduced.

介绍了一种新型的晶体材料研究方法 —— 电子背散射衍射 分析技术 .

Evaluation of Ultrasonic Integrated Backscatter and SPECT in Acute Anteroseptal Myocardial Infarction

背向散射技术与SPECT对急性前间壁心肌梗死的评价

Relationship Between Microstructure of Left Ventricle and Cyclic Variation of Myocardial Ultrasonic Backscatter Integration

左心室壁显微结构与心肌背向散射积分周期变化的关系

The effects to height evaluation of the main noises, i.e. ocean surface backscatter speckle noise and receiver thermal noise, are analyzed. By analyzing the returned signals of several typical sea states, the results have shown that the system height measurement precision can be ± 2cm.

分析了主要噪声，即海面斑点噪声和接收机热噪声对高度估值的影响，通过对几种典型海况海面回波的模拟分析表明，系统则高精度可达±2cm。

The paper briefly introduces absolute calibration methods of sea surface height and backscatter of satellite altimeter.

介绍了卫星高度计定标中海面高度和后向散射系数的定标方法。

The approach uses the parasitic inductance of the antenna to implement ASK modulation by adjusting the capacitive reactance of the matching network, which changes with the backscatter circuit.

该阻抗匹配方法利用天线的寄生电感，通过调整反向散射电路的电容来改变匹配网络的容抗，从而实现ASK调制。

By analyzing the whole physical process of Compton scattering, we have educed newly the analytic reconstruction expression of the backscatter imaging putted by Norton, which has a physical meaning in accordance with its definition.

并从Compton散射的物理过程出发，浙江大学博士学位论文对Norton提出的背散射成像解析重建公式作了重新推导，使探测器响应函数具有了明确的物理意义，便于对问题的深入理解及进一步研究。