To improve the performance and lower the storage requirements of this routine, the estimation can be based on a subset of the data using extremely fast sampling on the page level.
为了改进性能并降低例程的存储要求，估算可使用页面级的极快速取样基于数据的一个子集。
2
Implement the routine finished products testing, raw material sampling and testing according to procedures, as well as some additional testing from customer and other departments.