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- average sound level 平均声级
- day-night average sound level 昼夜平均(噪)声级
- Normalizes sound levels of DVD. 6. 标准化 DVD 的声音等级。
- It treats the weighted average sound velocity in different mediums as the average sound velocity in the structure,thus the natural frequency of the structure is calculated. 以声波在各层介质中传播时波速的加权平均值作为构筑物的平均声波波速,计算出结构自振频率。
- 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。
- Have set up the relation equation of porosity pervious concrete and its average sound absorption coefficient . This equation can evaluate the sound-absorbing ability of different porosity pervious concrete pavement. 经过对不同孔隙率透水性混凝土吸声系数的研究,建立了透水性混凝土孔隙率与平均吸声系数的关系方程,该方程可用于评估透水性混凝土铺装吸声降噪能力。
- 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。
- It relies on short-term average sound up, last Thursday has always run the Changyang entity, is still a strong feature of obvious, is expected to continue to move up the afternoon. 该股依托短期均线稳健上行,近日始终处于上周四的长阳实体中运行,强势特征依然明显,后市有望继续走高。
- 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.
- 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。
- average sound absorption coefficient 平均吸声系数,平均吸声率
- 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 。
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- 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。