大气硫酸盐化速率是反应大气污染的重要指标。
Atmosphere vitriol velocity is an important index of Air pollution.
针叶树亚硫酸盐化学木浆,溶解级除外,未漂白。
Coniferous chemical wood pulp, sulphite other than dissolving grades, unbleached.
非针叶树亚硫酸盐化学木浆,溶解级除外,未漂白。
Non-coniferous chemical wood pulp, sulphite, other than dissolving grades, unbleached.
试验了氨基磺酸对马尾松硫酸盐化学木浆次氯酸盐漂白的影响。
Effect of Amino sulfonic acid on hypochlorite bleaching of Masson Pine kraft pulp was experimented.
我市大气主要污染物是二氧化硫,硫酸盐化速率反映了二氧化硫的污染状况。
Sulphur dioxide is the major matter of pollution in air. Transformation rate of sulphate reflects the condition of the pollution by sulphur dioxide.
对全棉秆生产优等挂面牛皮箱纸板进行了研究,着重探讨了棉秆制硫酸盐化学浆的工艺条件。
Manufacture of high quality kraft liner board with cotton stalk as raw materials was studied in this paper.
对全棉秆生产优等挂面牛皮箱纸板进行了研究,着重探讨了棉秆制硫酸盐化学浆的工艺条件。
Manufacture of high quality kraft liner board with cotton stalk as raw materials was studied in this paper.
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