Tip 5: Make sure that chosen key fields actually reflect the queries to be made.

技巧5：确保选定的关键字段真实地反映要做的查询。

youdao

Many specification to be chosen, and also can be custom-made.

多种规格可供选择，也可根据客户要求定做。

youdao

Many specification to be chosen, and also can be custom-made.

多种规格可供选择，也可根据客户要求定做。

youdao