法兰 PL 40-10 FF d=1

pl40(a)-10 ff d=1

2 RF 300-1.6

BL200(B)-25RF rfF=12RFRF90 F-16f1

a wn800-150 rf a=920h160/600

wn65(b)-25g=138bb=2120 RFF=12190m3/h40S)0sN25o6/4236.63*2+

BL300-6 RF G-sc

PL250(B)-10RF b=3 C=24

pl125(B)-10 RF B=39

WN80(A)-150RFB=

WN 500-150 RF Sch802