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.

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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.

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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.

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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 .

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