2) Insert loss
插入损失
1.
A Study on the Relationship between Vibration Level Difference and Insert Loss;
振级落差和插入损失对应关系的研究
2.
At present the equation of insert loss hasn t indicated the effect of absorption,only refers to the effect of sound insulation.
目前对声屏障的插入损失计算所用的公式,没有体现材料吸声对绕射声衰减的作用,只是反映屏障的隔声作用。
3.
It is shown that the insert loss of an improved muffler is increased by 7.
台架试验证明改进后的消声器插入损失增加7。
3) insertion loss
插入损失
1.
Calculation of insertion loss of the muffler with multi insert pipe parallel structure;
多个内插管并联结构消声器的插入损失计算
2.
Analysis of sound insertion loss model of bubble screen and inverse calculation of structure parameters;
气幕的声插入损失模型分析及结构参数逆算
3.
The axial perforated pipe silencer insertion loss with the frequency,the design parameter change graphic model as well as the stream velocity and the temperature to the noise elimination performance influence graphic model was simulated using MATLAB.
基于传递矩阵法,推导基本传递矩阵建立数学模型,运用Matlab数学编程软件编制程序,仿真计算了轴向穿孔管消声器的插入损失随频率、结构参数变化的三维图以及气流速度和温度对消声性能影响的三维图,仿真结果表明:穿孔率、穿孔管壁厚、气流速度和温度对消声器消声性能有着重要影响,这对消声器设计及改进有着重要的指导意义。
5) insertion loss of sound barrier
声屏障插入损失
6) acoustic insertion loss
声学插入损失
补充资料：洪水调节计算(见水库调洪计算)
洪水调节计算(见水库调洪计算)
hongshui tiaojie洪水调节计算J ISUan 见水库调洪计算。
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