1) labyrinth muffler
迷宫式消声器
1.
GT-power software is used to study the effect of reducing noise in labyrinth muffler,and an engine simulation model,in which engine model and muffler model are coupled,is built.
为了研究迷宫式消声器的降噪效果,利用GT-power软件,建立发动机仿真模型,模拟发动机工作并与消声器耦合,得到与实际工况接近的消声器入口边界条件,计算出消声器排气口噪声,并用FULENT软件对其内部速度流场进行分析。
2) return air labyrinth
迷宫式结构消声
1.
The paper makes on the noise parameter survey according to selecting the actual result of the design on the return air labyrinth,analyzes four theater\'s noise elimination plans and gives some suggestion on the Chinese Science and technology museum new hal
本文对迷宫式结构消声的设计选用的实际效果进行了实地噪声参数测量,对中国科技馆新馆的四个影院的消声方案进行了论证,并给出了建议。
3) Maze-model Muffler
迷宫型消声器
4) labyrinth ioudspeaker
迷宫式杨声器
5) labyrinth loudspeaker
迷宫式扬声器
6) maze-model muffling cover
迷宫型消声罩
1.
A study on the estimation of the attenuation of the maze-model muffling cover connected by severalsmall anechoic chambers has been done, and the way to figure out the amount of attenuation and the method toverify the result are given.
对由多个消声小室串联而成的迷宫型消声罩的衰减量的估算方法进行了研究,给出了迷宫型消声罩衰减量的计算方法,并作验证。
补充资料：变换器式频率表(见交换器式电表)
变换器式频率表(见交换器式电表)
transducer type frequency meter
曰‘口，”IuullqISn}P旧iUbloo变换器式颇率表meter)(transdueer tyPe见变换器式电表。frequeney
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