几点说明 1
1.中继方式图SHH2.190.020FL1 3
2.中继组合图SHH2.190.020FL2 3
3.用户电路（YL）SHH2.190.020DL1 4
4.222话务员专用用户电路（YL）SHH2.190.020DL1 4
5.绳路（SL）SHH2.190.020DL2 5
6.用户连接电路（YJ）SHH2.190.020DL4 6
7.绳路连接电路（BS）SHH2.190.020DL5 7
8.标志器第四部分市话局自动机复原测试SHH2.190.020DL6/4 7
9.标志器第三部分分配电路（FP）SHH2.190.020DL6/s 8
10.入中继记发器（RJF）SHH2.190.015DL7 9
11.本组交接电路（JL）SHH2.190.020DL8 10
12.出中继电路（CZ）SHH2.190.020DL9 11
13.音流电路（YNL）SHH2.190.020DL14 12
14.时延电路SHH2.190.015DL15 13
15.用户线测试电路（YCX）SHH2.190.015DL10 13
16.用户记发器（YJF）SHH2.190.020DL3 14
17.标志器第一部分用标（YB）SHH2.190.020DL6/1 15
18.标志器第二部分吸磁铁（YXT）SHH2.190.020DL6/2 16
19.入中继电路（RZ）SHH2.190.020DL10 17
20.话务台电路（HW'X）SHH2.190.020DL11 18
21.话务员电路（HWY）SHH2.190.020DL12 19
22.信号电路SHH2.190.020DL13 20