|
项目 Item |
内容 Content |
|---|---|
| 标准代码 Standard Code |
GB/T 13157-1991 |
| 标准类别 Standard Class |
GB |
| 标准中文名称 Standard English Title |
35 mm影片光学声迹的还音电声频率响应特性 |
| 标准英文名称 Standard Chinese Title |
Overall electro-acoustic frequency response for reproduction of 35mm optical sound track--Reproduction characteristics |
| 订购 Order |
 |