【官方双语】超声检查为何要涂凝胶?我做了个模型来解释

Description
发布时间:2019年1月17日

更正:我在计算没有凝胶时扫描仪效率时,算得了0.0001%,但这只是空气间隙完全存在的情况,紧贴皮肤的话效果会好一点。凝胶的作用是防止气隙,从而确保更好的声耦合,感谢评论指出。

轴/译:@贰鼠  

Ultrasound gel does amazing things to sound waves
https://www.youtube.com/watch?v=AzZ7DjS4ti4
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