The storage of materialsin this facility does not follow the traditional approach of grouping books by topic but rather by book size, permitting the use of barcodes to store and retrieve them.
该设施中的物资存储没有遵循把书按主题分组的传统方法，而是按照书的大小，允许使用条形码来存储和检索。
2
They are mainly used in the handling of unit goods both in the food and non-food production and packaging sectors and in general materials handling for storage and distribution.
它们主要用于在处理无论是在食品和非食品生产和包装行业和单位在处理一般材料储存和分配货物。
3
Batteries made from other cheap materials-such as iron or the organic compounds found in rhubarb-could lead to massive-scale energy storage, letting whole cities run on solar power through the night.