The material is carried to load/unload tables, which enable job changeover times to be measured not in minutes but in seconds.
原材料被搬入装/卸载平台，这样不同生产任务的转换时间可以精确到秒，而不是精确到分。
2
The plane's steel structure was used for load-bearing walls, while the light-weight aluminum shell and wings were reappropriated as roofing material and exterior walls.
飞机的钢结构被用作承重墙，而轻量级的铝外壳和飞机翅膀则被回收利用成屋顶材料和外墙。
3
To distribute stress uniformly, trees add wood at the heaviest load points. Bones remove material from areas where it isn't needed to lighten skeletal frameworks.