双频率的
基于10个网页-相关网页
bifrequency radar seeker [航] 双频雷达导引头
Bifrequency System 双频制
bifrequency method 双频测听法
bifrequency driving 双频驱动
bifrequency laser interferometer 双频激光干涉
bifrequency ultrasonic irradiation 双频超声辐射
monoaural bifrequency loudness balance 单耳双频响度平衡
Finally, the ways of improving activated efficiency of hematoporphyrin by a bifrequency ultrasound is pointed out.
指出了进一步提高复频超声激活血卟啉效率的途径。
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