声级计 meaning in English
acoustimeter
noise level meter
ordinary sound level meter
psychrometric chart
sound meter
sound-level meter
ychrometric chart
Examples
- Electroacoustics - sound level meters - specifications
电声学.声级计.规范 - Electroacoustics - sound level meters - part 1 : specifications
电声学.声级计.第1部分:规范 - Electroacoustics - sound level meters - part 1 : specifications
电声学.声级计.第1部分:规范 - Electroacoustics - sound level meters - pattern evaluation tests
电声学.声级计.型式评定试验 - General specification for sound level metets
声级计通用技术条件