ISO 7919-2 2001: Mechanical vibration Evaluation of machine vibration by measurements on rotating shafts Part 2: Land−based steam turbines and generators in excess of 50 MW with normal operating speeds of 1 500 r/min, 1 800 r/min, 3 000 r/min and 3 600 r/min / g j1 A1 Z9 s4 Q6 ?' m: |/ ~
发表于 2016-12-12 15:07:49
