is a category assigned to products or services having the same fimctional use but diff

计算机 公共英语 已帮助 人

is a category assigned to products or services having the same fimctional use but different technical characteristics. It is not same as quality.

A.Problem

B.Grade

C.Risk

D.Defect

热搜:medline数据库中to字段是表示非英文文献的原文题名