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- In this article we introduce a method named "reference sound level calibration",and this article briefly presents and illuminates how to realize this method. 文章首次提出"参考声级校准法"的概念,并利用数字校准的方式实现了自动声级校准,对"参考声级校准法"实现方法作了简要的说明与阐述。
- reference sound level 基准声级,基准声压
- Normalizes sound levels of DVD. 6. 标准化 DVD 的声音等级。
- For continuous monitoring of noise, sound level monitors are installed on site for round-the-clock measurement. 为了不断监察噪音水平,数码港地盘内会装设音量监测器,廿四小时进行测量。
- If the volume level is too high, the speaker protection circuit activates, and the sound level drops suddenly. 如果音量电平太高,扬声器保护电路即起作用而突然地减小声音。
- Risk for hearing damage depends on sound level and exposure time," a statement said. 一项报告表示，听力损害的风险取决于音量和暴露时间。
- Place the purchase order and follow up the implementation of the P/O. Keep the inventory at the sound level. 签发采购订单，跟踪订单的执行，将库存控制在合理的水平。
- Added a new 'Sound Levels' option under sound options. 在声效选项里增加了新的声音等级选项。
- 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.
- To verify the accuracy and reliability of the system, contrast tests on reference sound power source and small motor are performed respectively in a semi-anechoic chamber and a common room. 为了验证噪声检测系统的精度和可靠性，在半消声室和普通房间内，分别对标准声功率源和小型电机作声功率对比测量试验。
- The research results indicate that the compressor sound quality is mainly affected by A-weighted sound level loudness and sharpness. 研究结果表明，压缩机噪声声品质主要受A声级、响度和尖锐度的共同影响。
- 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。
- 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。
- 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。
- Don't refer to this matter again, please. 请不要再提这件事了。
- It provides sound normalization that normalizes sound levels of DVD. 它提供了良好的正常化，即逐步恢复正常，健全各级的DVD 。
- Using the diagram of sound level slag-forrning, we can know clearly when the slag is slopping,drying and being norrnal during the slag-making process of converter. 利用音乎化渣图象可以清晰地看出在转炉造渣过程中何时发生喷溅，何时发生炉渣返干和何时化渣正常。
- 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）。
- "In fact, we deeply from the disabled athletes receive an education, that is, spiritual realm of high and low and the body is not linked to a sound level," said Deng Yaping. “事实上，我们从残疾人运动员身上深深地受到教育，那就是精神境界的高与低并不与身体的健全程度相联系，”邓亚萍说。
- This reference book is very useful to our study. 这本参考书对我们的研究很有用。
