GB/T 12459  异径三通 DN 125×125×80-Sch160TR160 TR1

DN 80×80×125-Sch160 TR160 TR1

BL 350 -16 RFF0RFpamp00-100=60 h=0-1/O1

WN 150-150 RF60N RF

SO350-150 FFS=6

2 RF 1000-0.2520δ1=10

WN80-300 FM S=64FRF RF.0/60-

SO500(B)-16RF-16 r15 BB=10

wn50(a)-100 rf 60

WN40(B)-150 m S=20-40

WN 65(B)-40 G S=30009