According to the data in the table, Beijing is the starting station, with a starting mileage of 0 km, and Shanghai is the terminal, with a mileage of 1454 km, so the distance from Beijing to Shanghai is1454 km;

According to the data in the table, the running time of Beijing-Nanjing EMU is 8 hours, 15 minutes =8.25 hours, and the mileage of Beijing-Nanjing is 1 153 kilometers.

Then the average speed of EMU from Beijing to Nanjing: V = ST =1153km8.25h ≈140km/h. 。

So the answer is 1454, 140.