NB/T 47065.1  支座 A 4549

47065.2 A4549

WN 50-150 RF5442

WN 300(B)-16 RF S=3052

BL15-150RFM RFaRRFM40c2@R

LWN 25-150 RF H=2841

3 FM 1000-1.500

PL 600(B)-10 RF6R1=16 FM0(A0b0RFF B1=40-25rfo20 1

DN300-PN10 PL80=18w5@RFScF Sch4II1 Scrf16RFH160F1-109

bi 3423

PL250(B)-16 RFF300 r