That staging point is expected to come at about the 124-second mark, when the supersonic Ares I-X rocket is traveling Mach 4.7? More than four times the speed of sound, its Max speed for the flight.

分离时刻预计在124秒时，这时超音速火箭战神i - X以4.7马赫的速度飞行——这是音速的四倍，也是飞行的最高速度。

youdao

For the 32-year-old, his aerobic heart rate zone would be 188 (max) x .70 = 132 and 188 x .80 = 150.

对于32岁的人来说，他的有氧跑步的心率区间为188（最大心率）x 0.70 = 132 到 188 x 0.80 = 150。

youdao

For the 32-year-old, his aerobic heart rate zone would be 188 (max) x .70 = 132 and 188 x .80 = 150.

对于32岁的人来说，他的有氧跑步的心率区间为188（最大心率）x 0.70 = 132 到 188 x 0.80 = 150。

youdao