The heat load borne by wheels increases after speed increase of the freight car.
货车提速后，车轮承受的热负荷相应增大。
I lost my sight when I was four years old by falling off a box car in a freight yard in Atlantic City and landing on my head.
四岁时，在亚特兰大城，我从货场一辆货车上摔下来撞倒头，于是便失去了光明。
Goods from the freight elevators forklift or a lifting platform brought to the second floor, third floor, and then by car or hydraulic extension unit trucks for delivery to the specified location.
货物由叉车或升降台的货梯送上二楼、三楼，再由小车或液压拖板车运至指定位置。
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