HG/T 20592  法兰 PL 700-2.5 RF1001ГғВҰГўвӮ¬пҝҪ b=2chS=7-t

pl700(a)-2.5rf1001ГғВҰГўвӮ¬пҝҪ b=2chS=7-t

WN20(B)-63 M

PL50-16Rjr.5

WN200(B)-150 RF S=14200uot

PL150(B)-10 FF BB=156 d= C50r b=3 d=1

WN150-150 RF A=102

PL600-25RJh40T2b/4/B)-11

pl25(b)-16t01 S/5w/

3 FM 800-1Sc500-

pl32(a)-16 rf b=3 d=78 &