fraction collection造句

例句与造句

1. The ultraviolet absorption detector is also applied to detect the protein apexes . the components are respectively collected by fraction collection . we have gotten two absolute components
   利用紫外检测对分离的物质进行检测，检测出蛋白峰，并用分部收集器对所分离的样品进行分部收集，结果共得到两个组分。
2. It's difficult to find fraction collection in a sentence. 用fraction collection造句挺难的