结果表明，氧脱木素桦木硫酸盐浆臭氧漂白期间氧碳比逐渐增加，碳价态发生了显著变化。
The results showed that oxygen to carbon atomic ratios gradually increased and the valence states of carbon markedly changed during the ozone bleaching of oxygen-delignified birch kraft pulp.
文中对零价铁还原脱氯反应机理和助剂甲酸铵的作用机理作了初步探讨。
In addition, a basic discussion on the possible mechanisms of the dechlorination reaction by ZVI and on the likely roles of ammonium formate was provided in this paper.
本文研究了紫胶树脂在漂白和脱氯过程中分子量、热寿命、酸价、碘价、羟基值和氯含量的变化情况。
The changes of molecular weight, life under heat, acid value, hydroxyl value and chlorine content of lac resin during bleaching and de-chlorinating processes have been studied.
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