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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| TB/T 3026.6-2002 |
Digital conference phone test conversion box technical requirements and test methods 数字会议电话 测试转换箱技术要求和试验方法 |
China Railway & Train
Standards Digital conference phone |
 English PDF |
| TB/T 3026.5-2002 |
Digital conference phone extension technical requirements and test methods 数字会议电话 分机技术要求和试验方法 |
China Railway & Train
Standards Digital conference phone |
English PDF |
| TB/T 3026.4-2002 |
The digital conference telephone handset distributor technical requirements and test methods 数字会议电话 话筒分配器技术要求和试验方法 |
China Railway & Train
Standards Digital conference phone |
English PDF |
| TB/T 3026.3-2002 |
Digital conference phone the President control panel technical requirements 数字会议电话 主席控制盘技术要求 |
China Railway & Train
Standards Digital conference phone |
English PDF |
| TB/T 3026.2-2002 |
Digital conference phone control terminal technical requirements 数字会议电话 控制终端技术要求 |
China Railway & Train
Standards Digital conference phone |
English PDF |
| TB/T 3026.1-2002 |
Digital conference phone the Tandem equipment technical requirements and test methods 数字会议电话 汇接设备技术要求和试验方法 |
China Railway & Train
Standards Digital conference phone |
English PDF |
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