槲皮素

But I think I 'd better check with you, just in case you reached a verbal agreement with him .

但我想最好和你核对一下，只怕你和他达成过口头协议。

The information on X chart includes interpurchase times and recency for an individual customer.

本研究的管制图包含一个顾客的消费间隔时间和最近消费时间。