1) expanded-muffler
扩张式消声器
1.
3-Demension acoustic software-Sysnoise and CFD software-Fluent is used to analyse transmission loss and resistance loss of expanded-muffler and perforated muffler with large porosity.
使用三维声学软件Sysnoise和CFD软件Fluent,对比分析简单扩张式消声器与大穿孔率穿孔管消声器的传递损失与阻力损失。
2) Single cavity expansion silencer
单腔扩张式消声器
4) expansion reamer
扩张式扩大器
5) diffusive silence
扩散型消声器
1.
In theory, theoretical analysis is applied to analyze the affect about velocity distribution of the diffusive silencer by airflow and the affect about pressure loss.
本文把扩散器的设计原理与消声器的降噪理论相结合，并在此基础上进行扩散型消声器理论分析和实验研究。
6) Dissipative silencer with absordent plates
片式消声器
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