搜索结果: GBJ47-1983
| 标准编号 | GBJ 47-1983 (GBJ47-1983) | | 中文名称 | 混响室法吸声系数测量规范(试行) | | 英文名称 | Acoustics-sound-abserbin coefficient measurement by method of reverbration room (Trial) | | 行业 | 国家标准 | | 中标分类 | M04 | | 字数估计 | 17,136 | | 实施日期 | 6/1/1983 | | 标准依据 | Housing and Urban-Rural Development Ministry Bulletin Construction-Standard [2008] No. 104 | ......
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