Inventory turns equals the annualized cost of goods sold ( 12 months rolling ) divided by inventory ( 12 months average balance ) 库存周转率=当年产品销售成本（取12个月的累计数） /库存（取12个月的平均余额） 。
2.
The average balance and the number and type of transactions seen on an account over a period of time give an indication of the financial activity which is normal for the customer 户口在一段期间内出现的平均结馀、交易次数及形式，均可显示客户在一般正常的情况下可能从事的金融活动。
