Professional Standard - Post and Telecommunication
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YD/T 638.10-1993
Scope
This standard specifies the model naming method for wireless, microwave and satellite communication equipment. This standard applies to model naming of wireless, microwave and satellite communication equipment.
YD/T 638.10-1993 history
1993YD/T 638.10-1993 Type designation for radio, microwave and satellite communication equipments