猪和鸡是我国养殖产量最大的两个品种和常用的煲汤原料，但对其烹制和营养特征的研究很少。
Pork and chicken are common materials for soup, but there are little research data or achievement on the cooking conditions and nutritional properties.
从鸡胚内提取具有神经营养生物活性的组分。
To extract neurotrophic active substance from chicken embryo and study their bioactivity.
这是个鸡和蛋的问题。是因为营养缺乏导致湿疹呢，还是湿疹导致了某些营养缺乏？
It's a chicken and egg situation. Does the deficiency lead to the eczema or has the eczema led to certain deficiencies?
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