声学 确定和检验机器设备规定的噪声辐射值的统计学方法第一部分:概述与定义 (GB/T 14573.1-1993)
Acoustics-Statistical methods for determining and verifving stated noise emission values of machinery and equipment-Part 1:General considerations and definitions
发布时间:
1993-08-28
实施时间:
1994-03-01
阅读数量:
(63)