second speed gear 第二速齿轮
second speed range 第二速范围
second speed clutch 第二速离合器
second speed forward 第二前进速档
second speed reverse 第二倒退速档
second speed position 第二速位置
second speed sliding gear 第二速滑动齿轮
second speed solenoid valve 第二速电磁阀
second speed drive gear 第二速驱动齿轮
At the speed and height at which he was moving, he was never more than half a second from disaster.
以这样的速度在这么高的地方移动,他离灾难永远只有半步之遥。
The average speed for errors was 4 meters per second.
产生误差的平均速度是每秒4米。
Correct decisions came when the referees were moving at a speed of about 2 meters per second.
当裁判以每秒两米的速度移动时,裁判做出了正确的判罚。
Skiing,speed skating, luge and bobsled are all Winter Olympics sports usually decided by fractions of a second.
VOA: standard.2010.02.15
And then we have c, the speed of light, 2.998 times 10 to the 8 meters per second.
然后我们知道光速等于,2,998乘以10的8次方米每秒。
You get 2.18 times 10 to the plus 6 meters per second, 1% which is about 1% of the value of the speed of light.
。18*10^6米每秒,得到的速度大概是光速的。
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