The equipment uses a ceramic plate to create ultrasound waves that help clean the blood of micro-emboli – small clots that can block blood vessels.
该设备采用一个陶瓷板来产生超声波来清洗血液中的小血栓和凝块，这些血栓有可能堵塞血管。
The principles of laser generated surface acoustic waves (SAWs), the method of micro cracks detection and the applications are proposed.
介绍了激光超声表面波的产生机理、微裂纹的检测方法及其应用。
Several train nose shapes lately developed in Japan to reduce micro-pressure waves during high speed running are described.
基于减小列车高速运行时所产生的微气压波，介绍了日本新开发的几种车头形状。
Several train nose shapes lately developed in Japan to reduce micro-pressure waves during high speed running are described.
基于减小列车高速运行时所产生的微气压波，介绍了日本新开发的几种车头形状。
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