the Richter scalea system of numbers used for measuring how powerful an earthquake is 里氏震级,里克特震级 a severe earthquake measuring 7.2 on the Richter scale 里氏7.2级的大地震
measuring ... on the Richter scale• According to official figures, the earthquake, measuring 7.6 on the Richter scale, left more than 20,000 homeless.
→ the Richter scale at Richter scale(1)