muffler

a muffler like that worn by the meanest of people.

The colors of your coat, hat and muffler shall harmonize.

The driver deadened the noise of the car with a new muffler.

The sound tranfer loss of 2 kind of muffler structures are calculated, then tested and verified on the double sound transferrer random exciting exhaust muffler testing rig.

By using this method, the effects of various parameters on the performance of the exhaust muffler and a variation law are clear and all the indexes of the new muffer are improved.

The new muffler device has simple structure,it has lesser effect on the resistance loss of chief ventil...

JCQ depurant-muffler is adopted on 49ZQ engine using small rare-earth element balls as catalyst and took the method of quadrature frequency band optimization to opetmize the configuration parameters.