即将离开知乎
您即将离开知乎,请注意您的帐号和财产安全。
http://cn.comsol.com/blogs/using-simulation-to-study-ultrasound-focusing-for-clinical-applications/#eq3
您即将离开知乎,请注意您的帐号和财产安全。
http://cn.comsol.com/blogs/using-simulation-to-study-ultrasound-focusing-for-clinical-applications/#eq3