2) sound field intensity distribution
蝙蝠声场强度分布
4) acoustic pressure distribution
声压分布
1.
The acoustic pressure distribution of the reactive muffler and the variation of transfer loss with frequency are obtained from a series of procedure, such as loading, solving and postprocessing.
ANSYS是一大型的通用有限元分析软件,其应用范围极为广泛 运用ANSYS软件对消声器声场进行了有限元分析,先建立抗性消声器的有限元模型,在此基础上通过加载、求解以及后处理等一系列的步骤对消声器进行计算分析,获得消声器内部的声压分布情况和传递损失随频率的变化关系,为消声器的优化设计提供依
5) sound field distribution
声场分布
1.
The calculating model of sound field distribution along the urban elevated railway.;
城市高架轨道交通沿线声场分布计算模型
2.
According to the theory of wave acoustics and ray acoustics,train is regarded as a moving limited line sound source and the mathematics model of sound field distribution is set up around the elevated railway.
根据波动声学和几何声学原理,将列车看作一运动着的有限长线声源,建立了有声屏障时城市高架轨道交通沿线声场分布计算模型。
3.
Through monitoring with sound arrester and without sound arrester, analyses the sound field distribution on the side of high way, discover the sound field distribution character for the purpose of advising the scientific methods of sound degrading design and checking.
通过对高速公路侧向有、无声屏障状态下的声场分布测试与分析 ,旨在揭示高速公路声屏障降噪声场的分布特性 ,为道路声屏障的声学设计及验收方法提供科学依
补充资料:声强级
某点声强i与基准声强i0之比的常用对数乘以10。即声强级li=10lgii0。单位为分贝。式中基准声强为10-12瓦/米2,是人耳刚能产生听觉的最弱声音,其声强级为零分贝。轻声交谈时的声强级约为10~20分贝,打雷、放炮时的声强级可达110~120分贝。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条