CorrespondenceshouldbeaddressedtoYueZHANG;
InstituteofEnvironmentalHealthandRelatedProductSafety;
ChineseCenterforDiseaseControlandPrevention;
Beijing100050;
China.;
InstituteofEnvironmentalHealthandRelatedProductSafety;
ChineseCenterforDiseaseCentrolandPrevention;
Beijing100050;
China;
BeijingResearchInstituteofEnvironmentalProtection;
Beijing1000371China;
BeijingInstituteofRadiationProtection;
Beijing100013;
China;
大气污染; 室内空气污染; 液化天然气; 煤气; GC/MS; 二氧化氮; 二氧化碳;