NB/T 47065.1  支座 A 1452

4 A1452

47021 FM650-1.0 53-1

BII 33204

WN 50(B)-16 T

PL 45(B)-40FM5200F/-160SFï؟½@RF@4 Rch4406R-1500 FF@4 Rch4755-R@0000O0@00 S rf 1J60RF0RF0@RF RF

PL 200(B)-16 RF00-2.5Fn25F HG/T2059=49 RF-BSch

BL200-10RFh2757

LWN20-150 RF SCH40 H=32

WN 6"