您也可以将一个表用于所有数据类型，或按用途划分表。
You can also have one table for all data types, or tables divided by purpose.
按用途的不同，综述了可降解磷酸酯聚合物的合成与应用近况。
According to different purposes of phosphate ester polymers, the recent progresses on their syntheses and applications are reviewed in this paper.
按用途可分为气力输送系统用过滤除尘器和料仓顶用过滤除尘器。
Dust filter can be divided into pneumatic conveying filter and silo filter according to its use.
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