A study on alkaline sulfite anthraquinone pulping of wheat straw indicated that the addition of formaldehyde could improve fine pulp yield effectively, enhance brightness of unbleached pulp,and decrease kappa number. Finally, the optimum conditions of this process were formed.
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机译：Study on Risk Management of Epidemic Prevention in High Rise Residential Areas of Urban Community from the Perspective of COVlD-19: A Case Study of L Community in Handan City
机译：Qualitative and Comparative Study of Different Methods of Interpolation for the Mapping of Groundwater Salinity: Case Study of Thermal Waters Used for Irrigation in Northeastern Algeria
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