本文阐述了新发布的国家土方机械噪声限值强制性标准及配套噪声测定系列标准的出台背景、主要变化、国内相关标准与国外的差距、中国工程机械行业即将面临的挑战等方面,解读与分析新修订的《土方机械噪声限值及测定方法系列》国家标准。 This article describes the newly released national earthmoving machinery noise limit mandatory standards and supporting noise measurement standards introduced background, major changes, the gap between domestic standards and foreign countries, China’s construction machinery industry is facing challenges and other aspects of the interpretation and analysis New revised “Earth-moving machinery noise limits and determination of a series of” national standards.