calibration

n.刻度，核定

calcine, calcium, calcium carbide, calcium hydroxide, calculable, calculate, calculated, calculating, calculation, calculator, calculus, Calcutta, caldron, calendar, calendar month, calendar year (also year), calender, calf, calf-love, calibrate, calibre (US caliber), calico, California, caliper, calipers, caliph, caliphate, calisthenics, calk, call, call after, call at, call back, call down, call for, call for sth, call forth, call in, call in question, call off,