In both woods, chlorine reacted very rapidly with lignin but the extent of reaction was greater in the secondary wall than in the cell corner middle lamella.
无论是云杉或是桦木，细胞角处的胞间层或次生壁的木素都极易和氯反应。
2
In a cell of biofilm reactor for whole-run nitrification, chlorine was added to achieve the selective inhibition to two kinds of bacteria in nitrification.