HG/T 20592  法兰 PL 350(B)-10 RF0@F00 RF ScSch0FFï RJc9@RF6@5@ rf

PL350B)-10RF0@F00 RF ScSch0FFï RJc9@RF6@5@ rf

3 RF 500-1.6 δ0=10

PL 25(B)-10 RF

1 FM 450-1.6 δs=8

SOP FF 10K 1500A

SO 15(B)-6 T

bii 5249

WN 100(B)-40RF

BL 250-16 RF

BI 73550p250a5 RJ6 RFFh4 RFscdata5 RJ0SM.5j&@40@ FF� R1RF@4A-1RF�-4.@ RF0 R)-1