NB/T 47065.1  支座 BⅠ 740910 H= SM�@5@40

bi 740910 H= SM�@5@40

WN80(B)-16 RF1477

BI 73467

SOP FF 10K 900A

WN80(B)-16 RF3427

bii 3883

PL100(B)-16 RF4323

DN150-PN40 SO RF ⅡrfEL)-63 RF830 R07h160f.60 Sch80 C=2

47065.3 B8826

BI 149701A23936 RF4S=6RJ0SM.5½F4@RF1frfRF@4 RF ⅡSch4 RF Sch80 I