英语语法分析

The once-through yield of furfuryl alcohol is greater than 90%, and the outlet mixture contains no any unreacted furfural.

糠醇的单程产率在90%以上，出口混合物中没有未反应的糠醛。

A capillary gas chromatography method for determination furfuryl alcohol was established through studying correction factors and range of sample size.

通过对工业糠醇各组分相对重量校正因子和样品进样区间的研究，建立了一种用毛细管气相色谱测定工业糠醇的方法。

Under the same conditions, furfuryl propionate and isovalerate were synthesized. Their yields were 85.2% and 94.0%, respectively and their purity was 99%.

按该条件还合成了丙酸糠醇酯和异戊酸糠醇酯，收率分别为85 .2 %、94.0 % ，产品的质量分数均为99%以上。