| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 4959-1985 | English | RFQ |
ASK
|
Days<=6
|
Methods of measurement for the characteristics of sound reinforcement in auditoria
|
GB 4959-1985
| Obsolete |
GB 4959-1985
|