NB/T 47065.1  支座 BⅡ 41000тSO1G92(1=625=768.4 s=F

BII41000тSO1G92(1=625=768.4 s=F

WN150-300M B=145

PL 250(B)-25 RF

TPB-2

BL250-160 RJ

DN 1200×1100-10 RC

wn40(B)-100M-6.54- rf b=4/5460

NB/T47023 M1600-4.0

SOP FF 10K 200A

DN2000-PN10 PL RF Ⅱ00cå…°wn50-150rfs=4-100M S=≥4=2 c=20122RF)-