YD/T 1663-2007

YD/T 1663-2007, Total:2 items.

The international standard classification for "YD/T 1663-2007" includes: Switching and signalling systems .

The Chinese standard classification for "YD/T 1663-2007" includes: Communication network number, signal and connection .

Professional Standard - Post and Telecommunication

• YD/T 1663-2007 Testing Methods for Bearer Independent Call Control

Gansu Provincial Standard of the People's Republic of China

• DB62/T 1663-2007 Green Food Longnan Oyster Mushroom Production Technical Regulations

Others: yd/t 2689,yd/t 1099,yd/t 1156,yd/t 1597.1,yd/t 1029,yd/t 1460.3,yd/t 2379.4,yd t 2583.14,yd/t 2379.5,yd/t 1484.6,yd/t 1710.1,yd/t 760,yd/t 2370,yd/t 2740.2,yd/t 1363.2,yd/t 841.8,yd/t 2583.2,yd/t 2624,YD/T 1663-2007