ABBREVIATION for quick-firing 速射的
V5 Query - QF query consisting of data items and result (structure) definitions
V5 Query - 包含数据项和结果（结构）定义的 QF 查询
Now the study of QF rings has been a hotspot in international algebraic world.
Q F环的研究已成为近期国际代数学界研究的热点。
QF Provider - executes and retrieves results corresponding to a query (V5, SQL, MDX, or metadata).
QF Provider -对应于查询(v 5、SQL、MDX或元数据)执行和检索结果。
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