檢視声压的原始碼

[[File:声压.jpg|缩略图|[https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E5%A3%B0%E5%8E%8B&step_word=&hs=0&pn=0&spn=0&di=195140&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=3596283710%2C3780025169&os=4178407379%2C3275843928&simid=4200619610%2C716424303&adpicid=0&lpn=0&ln=1257&fr=&fmq=1631137151340_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=https%3A%2F%2Fgimg2.baidu.com%2Fimage_search%2Fsrc%3Dhttp%3A%2F%2F2e.zol-img.com.cn%2Fproduct%2F5_450x337%2F872%2FceRh2TbXA5jc.jpg%26refer%3Dhttp%3A%2F%2F2e.zol-img.com.cn%26app%3D2002%26size%3Df9999%2C10000%26q%3Da80%26n%3D0%26g%3D0n%26fmt%3Djpeg%3Fsec%3D1633729357%26t%3D4202133e07629b130f16046b3a6192b1&fromurl=ippr_z2C%24qAzdH3FAzdH3Fgjof_z%26e3Bz5s_z%26e3Bv54_z%26e3BvgAzdH3FndAzdH3Fnd80lm_z%26e3Bip4s%3Fetw%3Dtg1jx&gsm=1&rpstart=0&rpnum=0&islist=&querylist=&nojc=undefined 原图链接][https://news.zol.com.cn/32/321796.html?via=index 来自中关村在线]]]
'''声压'''就是大气压受到声波扰动后产生的变化，即为大气压强的余压，它相当于在大气压强上的叠加一个声波扰动引起的压强变化。由于声压的测量比较容易实现，通过声压的测量也可以间接求得质点速度等其它物理量，所以声学中常用这个物理量来描述声波。英文名：sound pressure。