论文部分内容阅读
序号标准代号标 准 名 称采用国际(国外先进)标准代号(≡=≈)发布日期实施日期批 文 号代替标准号1GB1236-85※通风机空气动力性能试验方法≈BS848-80、≈JISB8330-811985.03.111986.01.01国标发〔1985〕173号正在修订2GB/T2888-91风机和罗茨鼓风机噪声测量方法≈JISB8346
Serial number Standard code Standard name International (foreign advanced) Standard code (≡ = ≈) Date of issue Implementation date Approval number instead of standard number 1GB1236-85 ※ Ventilator aerodynamic performance test method ≈ BS848-80, ≈ JISB8330-811985.03.111986.01. 01 GB [1985] No.173 Revision of 2GB / T2888-91 fan and Roots blower noise measurement method ≈JISB8346