NB/T 47065.3  耳式支座 c0 Sch80(B)-10

SP-1/0.603c050 Sch80(B)-10

PL500(a)-10RF-1.0

WN300-600RF Sch80./64-1.5==108.00.6pRF S

4 B2=32mpampampampampquot2(22Rn4000000-1.0 l=RF

PL400(B)-10fm4.0/144-00n400-600rj& Sch606

WN150-100RF sRFJ RF

DN400/PN40/01B

20592 WN20B-25 RF0-0N1F

WN50(B)-16RF S=