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四部分:成批机器标牌值的确定和检验方法 (GB/T 14573.4-1993)
Acoustics-Statistical methods for determining and verifying stated noise emission values of machinery and equipment-Part 4:Methods for stated values for batches of machines
发布时间:
1993-08-28
实施时间:
1994-03-01
阅读数量:
(63)