NB/T 47065.1  支座 A 100000Gc

SO/@A 100000Gc

47021rf450-1.6

PL65-10 RF f1=3 n=4

47023 FF650-1.0 δ=49 H=108

47023 RF1200-1.0

47023 fm800-1.0 δ0=8

47023 rf500-2.5 δ=44 h=114

SW20-900RJ

3 FM 1200-1.6 δ0=8

BⅡ1600-F/SRF@F=&ampamp;amp;amp;