继续煮大约30分钟，用木质汤匙不停搅拌，直到果浆变浓稠，成为酱状，并且可以凝固。
Continue to cook for about 30 minutes, stirring frequently with a wooden spoon, until the puree has reduced and thickened considerably to the consistency of jam and reached setting point.
在亚硫酸盐浆造纸过程中，液体副产品包括木糖和木质素磺酸盐。
In the sulfite paper process, the liquor byproduct contains wood sugars and lignosulfonate.
副产品的液体含有木质素是干燥和用作燃料和产品创造了从化学浆是在材料的使用需要更加强大。
The liquid byproduct containing the lignin is dried and used as a fuel and the paper product created from chemical pulp is used in materials needing to be stronger.
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