Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Google Book |
GY 5055-2008 | English | 739 |
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|
6 days
|
Code for installation and acceptance of PA and conference system
|
GY 5055-2008
| Valid |
GY 5055-2008
|
GY 5055-1995 | English | 679 |
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|
5 days
|
(PA transliteration systems for construction and acceptance)
|
GY 5055-1995
| Obsolete |
GY 5055-1995
|