Normal stem cells in the marrow form three main cell-types: Red cells, platelets and white cells.
正常的骨髓干细胞分化形成三种主要细胞类型:红细胞,血小板和白细胞。
Most experts would suggest that designers strive to follow the first three rules, so that the data is said to be in third normal form.
大多数专家都会建议设计者尽量遵从前三条规则,由此得到的数据就可以说是符合第三范式。
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