NB/T 47065.2  支腿 b6(b)-4400m

TPB-2b6(b)-4400m

WN 20-150 RF Sch40S

b wn1000-150 rf 20

3 T2400-1.0

BL15-300LM0/

PL100(B)-16 RF120.5

WN40-300 RF Sch40

SO 65-300 T

BL40(B)-25RF

LWN 50-600 RFampF50tF8rf50 RFS5 RJ2A=F6m386@RFRFf sss.5 RJ2h1RF6Sc2@RF@443RF@.5 RJ sc150 RF RF=6.02 Ⅱ-sc