ultrasonic的例句（ultrasonic在句子中的用法）

• 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.
• Objective To probe the effect of aminophylline ultrasonic atomizer inspiration dissolves asthmatic and breath holding symptom. 目的探讨氨茶碱超声雾化消除喘憋症状的作用.
• He measured the speed at which ultrasonic waves travel along the bone. 他测出了超声波穿过骨头的速度。