| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| DB11/T 1139-2019 |
|
|
via email in business day |
abolished2024-04-01 ,2024-4-1,2020-4-1 |
|
| DB11/T 1139-2023 |
The stipulation of energy efficiency limit of data centers |
$135.00 |
via email in 1~3 business day |
valid,,2024-4-1 |
|
| DB11/T 1158-2015 |
|
|
via email in business day |
valid,, |
|
| DL/T 412-1991 |
Technical requirements for 600bit/s frequency shift keying (FSK) modem of electric power system |
$150.00 |
via email in 1~3 business day |
valid,,1992-4-1 |
|
| GB 10293-1988 |
Test methods of second order digital multiplex equipm-ent operating at 8448kbit/S and using positive justif-ication |
$90.00 |
via email in 1~3 business day |
superseded,1995-1-2,1989-10-1 |
|
| GB 11324-1989 |
Performance of the fourth order digital multiplex equipment operating at 139 264kbit/s and using positive justification |
$180.00 |
via email in 1~3 business day |
superseded,1995-1-2,1990-3-1 |
|
| GB 11325-1989 |
Test methods of the fourth order digital multiplex equipment operating at 139 264kbit/s and using positive justification |
$300.00 |
via email in 1~3 business day |
valid,,1990-3-1 |
|
| GB 15843.1-1995 |
Information technology--Security techniques--Entity authentication mechanisms--Part 1: General model |
$60.00 |
via email in 1~3 business day |
superseded,2000-5-1,1996-6-1 |
|
| GB 7254-1987 |
Performance requirement of second order digital multiplex equipment operating at 8448 kbit/s and using positive justification |
$180.00 |
via email in 1~3 business day |
superseded,1995-1-2,1987-11-1 |
|
| GB 9036.1-1988 |
General technical requirements and test methods for manual toll telephone switching equipment |
$130.00 |
via email in 1~3 business day |
superseded,1900-1-1,1988-10-1 |
|
| GB 9036.2-1988 |
Technical requirements and test methods for toll connecting boards and special boards in manual toll telephone switching equipments |
$340.00 |
via email in 1~3 business day |
superseded,1900-1-1, |
|
| GB 9036.3-1988 |
Technical requirements and test methods for toll service boards (toll recording boards, enquiry deaks)in manual toll telephone switching equipments |
$220.00 |
via email in 1~3 business day |
superseded,1900-1-1,1988-10-1 |
|
| GB 9036.4-1988 |
Technical requirements and test methods for service observation desks (quality checking desks) in manual toll telephone switching equipments |
$180.00 |
via email in 1~3 business day |
superseded,, |
|
| GB 9036.5-1988 |
Technical requirements and test methods for monitordesks in manual toll telephone switching equipments |
$180.00 |
via email in 1~3 business day |
superseded,1900-1-1,1988-10-1 |
|
| GB 9036.6-1988 |
Technical requirements and test methods for exchangers of operating services in manual toll telephone switching equipments |
$180.00 |
via email in 1~3 business day |
superseded,1900-1-1,1988-10-1 |
|
| GB 9036.8-1988 |
Technical requirements and test methods for ringing, power sources, alarm and distribuing frame in manual toll telephone switching equipments |
$180.00 |
via email in 1~3 business day |
superseded,1900-1-1,1988-10-1 |
|
| GB/T 11052-1989 |
Specifications of 600 bit/s TDM equipment for telegraph transmission |
$260.00 |
via email in 1~3 business day |
abolished2005-10-14 ,,1992-2-1 |
|
| GB/T 11055-1989 |
Technical requirements and test methods for automatic toll terminal equipment |
$220.00 |
via email in 1~3 business day |
valid,,1990-2-1 |
|
| GB/T 11590-2011 |
International data transmission services and optional user facilities in public data networks and ISNDs |
$360.00 |
via email in 1~3 business day |
valid,,2011-11-1 |
|
| GB/T 11591-1999 |
Packet assembly/disassembly facility (PAD)in a public data network |
$300.00 |
via email in 1~5 business day |
superseded,2011-11-1,2000-6-1 |
|
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