sharpness of fractionation

例句：

1. 1. Theprocess of fractionation is crucial for thepurification of the substance.
   分馏过程对于物质的纯化至关重要。
2. 2. The sharpness of fractionation can be measured bythe amount of impurities removed.
   分馏的尖锐度可以通过去除的杂质量来衡量。
3. 3. The sharpness of fractionationhas a direct impact on the efficiency ofthe separation process.
   分馏的尖锐度直接影响分离过程的效率。