标准号:STAS 9490-1987
中文标准名称:声学.声学测量的标准化频率
英文标准名称:Acoustics NORMALIZED FREQUENCIES FOR ACOUSTICAL MEASUREMENTS
发布日期:1987/4/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:Prezentul standard se refer? la seria normat? de frecven?e, folosit? la m?sur?rile acustice ?i ?n tehnica de audiofrecven?? ?n scopul :
— stabilirii unei baze unice pentru construirea ?i achizi?ionarea aparaturii electro