Reciprocating internal combustion engines. Measurement method for exhaust silencers. Sound power level of exhaust noise and insertion loss using sound pressure and power loss ratio
往复式内燃机 排气消声器的测量方法 利用声压和功率损耗比计算排气噪声和插入损耗的声功率级
Cross References:ISO 3046-1:2002ISO 3046-3:2006ISO 6926:1999IEC 60942:2003IEC 61260:1995IEC 61672-1:2002ISO 3744:2010ISO 3746:2010All current amendments available at time of purchase are included with the purchase of this document.