贺利氏M系列PT100 PT1000 A,B,2B级铂电阻32208572 PT1000 M222 A 20NiPt V32208571 PT1000 M222 B20NiPt 1032208557 PT1000 M222 2B 20NiPt V32208550 PT100 M222 A 20NIPt 10 V32208548 PT100 M222 B 20NiPt 10V32208573 PT100 M222 2B 20NiPt 65014253 PT1000 M310 B5014255 PT1000