For example, the net realisable value of the quantityofinventory held to satisfy firm sales or service contracts is based on the contract price.
例如，为满足公司销售或劳务合同而持有的存货量的可变现净值是以合同价格为基础的。
2
First, a query determines if the inventory contains enough units of an item to meet the quantity needed for an order.
首先是一个查询，确定库存中是否包含足够的商品，以满足订单所需的数量。
3
For the purpose of this article, the application example we will look at is a stock inventory management system that sends queries to determine the quantityof an item that is in stock in a warehouse.