英汉词典

1.The water reducing agent of cement was prepared via sulfonation of semi-chemical pulping black liquor.

半化学浆黑液进行磺化改性制备水泥减水剂，并对改性工艺进行优化。

2.A study on the sulfonation condition of lignin and paper-making black liquor was made, and the conditions were determined.

对造纸黑液及酸析木质素的磺化进行了研究，得出了黑液及酸析木质素磺化的工艺条件。

3.The sulfonation could take place in an unclosed system.

磺化反应在散开体系中进行。

4.Sulfonation reaction;

磺化反应；

5.The lignosulfonate water reducing agent was prepared via oxidation and sulfonation of wheat straw alkali lignin.

以麦草碱木素为原料，采用氧化磺化法，制备了磺化碱木素减水剂。

6.In this paper we studied out a heterogeneous sulfonation method for preparing sulfonated polysulfone with low sulfonation values.

本文采用非均相磺化反应方法，制备了低磺化度的磺化聚砜。

7.The sulfonation technology of the liquid sulfur trioxide was also reviewed.

对液体三氧化硫磺化技术的特点进行了概述。