As a result, they do not keepinstock at the same time, let the library at full speed into the core market.
因此,他们可以在不保留库存的同时,让自己的图书以最快的速度进入核心市场。
2
The delicate balance is almost impossible: Keep just enough instock to service customers promptly and fulfill orders, yet not so much that product is left languishing on the shelf.