1 exajoule(EJ)=40 million tonnes of hard coal
| 1 exajoule | = | 40 million tonnes of hard coal |
1 exajoule (EJ) = 1 quintillion joules (1 x 1018)
quintillion ; 英 [kwɪnˈtɪljən]; 美 [kwɪnˈtɪljən] num. ;百万的三次方
