We have our problem definition, the defect being the cost of food not consumed by the customer that spoiled per week; and we have our business metric: wasted money on inventory.
我们有问题的定义，那就是食物的成本不是消费者每周消耗的；同时我们有商业制度；浪费金钱在存货清单上。
2
Cost: you need a measure of what resources you have consumed, such as work months (effort) or money spent.
成本：您需要一个关于您消耗了什么资源的度量，例如花费的工作月(努力)或金钱。
3
Or, at a much higher cost of collection, it's possible to calculate an approximation of the percentage of overall CPU resources consumed by the thread for an execution.