SPL - Sound Pressure Level

• 声压级；是一个评测听觉刺激强度的标准

SPL - Sound Pressure Level的用法和样例：

例句

1. Ultra-low distortion at extreme sound pressure levels.
   超低失真的极端声压级。
2. The modification proposal for the standard of SPL is presented.
   针对声压级标准提出了修改意见。