In this paper, some typical structures of freight car buffers used in some countries are described, and the causes of box crack for MX-1 buffer analyzed.
本文介绍了各国所用货车缓冲器的几种典型结构，并对我国MX—1型缓冲器箱体裂纹原因进行分析。
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。
Commodity BOX Rates (CAR) and Freight All Kinds Rates (FAK).
分货种包箱费率和均一运费费率。
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