by fractions造句

例句与造句

1. Decimal divided by fraction , when there ' s a multiple relationship between decimal and fraction , we can use reduce fractions
   小数除以分数，当小数与分数的分子有倍数关系时，可用直接约分法。
2. It s a strange way of killing ! not by inches , but by fractions and hairbreadths , to beguile me with the spectre of a hope , through eighteen years
   那是一种奇怪的杀人方法：不是一寸寸的，而是像头发丝那样的一丝丝地割，十八年来就用幽灵样的希望来引诱我！ ”
3. 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。
4. It's difficult to find by fractions in a sentence. 用by fractions造句挺难的