如何使用 "ultrasound" 造句

1. As ultrasound technology spread , sex-selective abortions became widespread .
随着超声波技术的推广,性别选择性堕胎成为普遍现象。
2. It is diagnosed clinically and confirmed by ct , ultrasound , or mri .
该临床诊断可通过ct,超声,或磁共振检查加以证实。
3. The size of ultrasound scanners has been falling .
超声波扫描仪的体积,已逐步改小。
4. A more novel approach involves either radio waves or ultrasound technology .
较新的无线即使包括无线电波及超声波技术。
5. One layer projects ultrasound waves for tactile feedback .
一层能够投射超声波产生触觉回馈。