[JIS-standard]JIS A1440-2-2007 Acoustics Laboratory measurements of the reduction of transmitted impact sound by floor coverings on a solid standard floor.Part 2 Method using standard heavy impact sou
更新时间：2014-10-20 来源：日本工业标准协会 作者：不详
标准JIS A1440-2-2007 Acoustics Laboratory measurements of the reduction of transmitted impact sound by floor coverings on a solid standard floor.Part 2 Method using standard heavy impact sources来自于日本工业标准(JIS,Japanese Industrial Standards)，格式为PDF版，请使用压缩软件或相关软件打开，该标准为免费使用。如果您对该标准JIS A1440-2-2007 Acoustics Laboratory measurements of the reduction of transmitted impact sound by floor coverings on a solid standard floor.Part 2 Method using standard heavy impact sources具有版权所有，请及时电话021-36375289告知，我们将第一时间将标准删除。
