NB/T 47065.1  支座 A 2127

47065.4 A2127

BL 16"-150 RF Sch80Tch80t-

WN 450-900 RJ Sch80rfFF S=

LWN150-1500 RJF&am

47065.2 B2800S0S20-1900F15RFRF0F

PL300-10RF6 RF2.3Sc6lass300f00F

WN 150(B)-16 RF HG/T20592

WN50(B)-16 RF RF RF/040256 Sch664�-RScF&@

PL 300(B)-16 RF104

SO40