He found that if he kept the truck in fifth gear and didn't go any slower than 25 MPH, he could still move ahead, even with his engine on fire.
他发现如果他使卡车在五分之一挡并且速度不低于25英里每小时的话，即使他的引擎是着火的他仍然可以继续前行。
More torque can be sent to the wheels in first gear than in fifth gear because first gear has a larger gear-ratio by which to multiply the torque.
一档变速传给车轮的转矩比五档传出的转矩大，因为一档变速有大的传动比，而大的降速比则加大了驱动力矩。
It's the fifth International Smart Gear Competition sponsored by the World Wildlife Fund.
这就是由世界自然基金会赞助的第五届国际智能器械大赛。
And the appropriate control position of shift gear and the fifth wheel can ensure safe and efficient control.
变档和第五轮控制位置恰当，确保安全及高效控制。
And the appropriate control position of shift gear and the fifth wheel can ensure safe and efficient control.
变档和第五轮控制位置恰当，确保安全及高效控制。
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