After his attempt, campbell was disappointed to learn that his average speed had been 299 miles per hour . 经过一番努力后,坎贝尔了解到他的平均时速是299英里,大感失望。
Hence in the design of highways and railroads, curves are banked for the average speed of the traffic over them . 因此,在公路和铁路的设计中,弯曲部分的倾斜角按行车的平均速率来确定。
In another sense, the average speed of a body means the total length of path covered, divided by the elapsed time . 另一种含义是物体的平均速率,即物体运动所经过的全部路程除以所经过的时间。
The speed exceeded the average speed by a factor of 3 该速度超过平均速度两倍。
Total downloading time and average speed added 悬浮窗增加tooptip指示下载进度