研究报告中的法国科学家讲述了高低不同剂量多酚物质所具有的不同作用。
In the study, French scientists describe how high and low doses of polyphenols have different effects.
数据的价值高低与量的大小没有关系，当然量这个因素在生成可靠的数据使用门槛时还是能起到一定的作用。
And the data doesn't need to be "big" to be valuable, though scale is certainly a helpful dimension when working to create defensible data barriers.
口语测试是主观性语言测试最为典型的代表，它能最为直接地反映一个人外语基本水平的高低，也对教学有很强的反拨作用。
Oral test is the most typical subjective language test, which can directly reflect the basic language proficiency of a candidate and which has a strong backwash effect for language teaching.
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