calibration
/BrE kalɪˈbreɪʃ(ə)n 
, AmE kæləˈbreɪʃ(ə)n /
noun
1 [uncountable] (marking) 标定; (of instrument, gun, gauge) 校准;
accurate calibration of all gauges is essential 所有仪表的精确校准极其重要
2 [countable] (marks) 刻度
calibration
English → Chinese
Oxford English–Chinese