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- The overall construction of the virtual Sound Level Meter(SLM),the composition of its software system and the division of the components are int. 心电信息管理系统与虚拟式心电图仪结合 ,使其成为该仪器的一个组成部分 ,不仅提高了它的使用价值 ,也增强了仪器的功能。
- Adopts step wave method to measure the timeaverage sound level(equivalent continuous sound level) of the sound level meter. 采用阶梯波法;测试了声级计的时间平均声级;即等效连续声级Leq功能;并对实测值和理论值进行比较.
- SLOW:The time response of 1 second specified in sound level meter standards, used to facilitate visual averaging of relatively steady signals. 缓慢：反应的时间一秒指明声级计标准，用于促进视觉平均的相对稳定的信号。
- FAST:The time response of 125 milliseconds specified in sound level meter standards, used to more accurately follow rapidly fluctuating signals. 快：反应时间125毫秒指明声级计标准，使用更多准确地贯彻急剧波动信号。
- A sound level meter measures sound pressure level.It has several frequency-weighted decibel (dB) scales (A, B, C) to cover different portions of the range of measured loudness. 声级表是用来测量声压级别的，它根据声音的频率分为几个分贝级（A, B, C）。
- PRODUCT: TACHOMETER、 STROBOSCOPE、 SURFACE SPEED MTER、 ANEMOMETER、 SOUND LEVEL METER、 MOISTURE METER、 GRAIN MOISTURE METER、 THICKNESS METER、 COATING THICKNESS METER、 HUMIDITY METER、 DEW POINT METER、 TEMP. METER、 LUX METER ect. 主要产品：主要产品：转速表、速表、级计、噪音计）水份仪（分仪）温湿表、点仪、厚仪、层测厚仪、度表、度表、闪转表等。
- To collocate the sound level meter 配用声级计
- Design and Manufacture of Sound Level Meter 声级计的设计与制造
- Some Issues in the Testing of Sound Level Meter 声级计检定测试中的几个问题
- impulse precision sound level meter 脉冲精密声级计
- Use and maintenance of sound level meter 声级计的使用与维修
- portable hand-held sound level meter 手提式声级计
- Development of automatic verification system for sound level meter 声级计自动检定系统设计
- Study on testing Leq function of the sound level meter with step wave method 阶梯波法测试声级计Leq功能的研究
- Automatic measurement of the frequency response of sound level meter 声级计频率响应的自动测量
- Study on testing L_(eq) function of the sound level meter with step wave method 阶梯波法测试声级计L_(eq)功能的研究
- Model UL Moving-Resist Level Meter. UL型阻移式物位计。
- Application of COM technology in the design of the software for virtual Sound Level Meter COM技术在虚拟式声级计软件设计中的应用
- Present Status of IEC Standards on Sound Level Meter and Measuring icrophone and Their Adoption in China IEC声级计标准、测量传声器标准的现状和国内采用情况
- Experimental Research on Anti-Electromagnetic Radiation Interference of Sound Level Meter 声级计抗电磁场辐射干扰试验研究
