1 centimeter per second ... (3) 2.362 × 105 mi, 3.8 × 108 m, 3.8 × 1010 cm, 3.8 × 1011 mm. (4) 0.02(km)3 ... (33) (a) 1.5s, (b) 11.25m, (c) 25m/s, 15m/s ...
確定! 回上一頁