通过结构分析、理论计算，为S195柴油机开发了一种新型消声器。试验证明其消声及空气动力性能均优于原配消声器，此外制造成本也有所下降。 Through structural analysis and theoretical calculation, a new type of muffler has been developed for S195 diesel engine. Test proved that its muffler and aerodynamic performance are better than the original muffler, in addition to manufacturing costs also declined.