The latest style large capacity mufflewith special structure has reduced the noise of exhaust gas. A larger air filter is employed to reduce the noise of suction gas.
新型大容量和特殊内部构造消音器降低了排气噪音。采用较大的空气滤器减少了进气噪音。
2
In reality, some people are vocal and may moan and groan, other folks may muffle any sounds with a pillow, and yet others may not make a single peep.
In experiment, the results show that double-objectives fuzzy optimization technology can be adopted with the structure design of water muffle more reliable.