例句 /

Results showed that during hydrothermal degradation, the contents of hemicellulose and cellulose in lawn-grass and weeds decreased while the content of lignin increased due to derivation and condensation.

Results showed that during hydrothermal degradation, the contents of hemicellulose and cellulose in lawn-grass and weeds decreased while the content of lignin increased due to derivation and condensation.

结果表明,在湿解过程中草坪草和杂草中半纤维素、纤维素的相对含量呈减少趋势;木质素类物质经过衍生和小分子缩合后,其相对含量呈增加趋势;湿解最终产物呈弱酸性,可以用来改良碱性土壤。