NB/T 47065.1  支座 A 5702��s5 RJ-1671@6RF74m D00 RF0

47065.2 A5702��s5 RJ-1671@6RF74m D00 RF0

47065.2 A224

47065.3 B6433

pl300(b)-6 rf b=3/9=4h.00rj&5 RFRF503SFР

BI 74804

5 CM 2600-1.6 δ0=22

5 M 800-1.ch

DN200/PN25/01B

A WN 60"-300 RJR0048 RF S=1

pl40b-6rf/25�-4.0RFCH.7SS0F0@b400 RF H=1611