制浆造纸丛书---英文版? 1. Economics of the Pulp and Paper Industry 2. Forest Resources and Sustainable Management 3. Forest Products Chemistry 4. Papermaking Chemistry 5. Mechanical Pulping 6. Chemical Pulping 7. Recycled Fiber and Deinking 8. Papermaking Part 1, Stock Preparation and Wet End 9. Papermaking Part 2, Drying 10. Papermaking Part 3, Finishing 11. Pigment Coating and Surface Sizing of Paper 12. Paper and Paperboard Converting 13. Printing 14. Process Control 15. Materials, Corrosion Prevention and Maintenance 16. Paper Physics 17. Pulp and Paper Testing 18. Paper and Board Grades 19. Environmental Control 查看更多2个回答 . 4人已关注
请高人解决? 16. 某厂由水面恒定的高位敞口水槽向300米外的敞口设备供水,水槽液面至出水口的垂直高度为6.5米,供水管内径为100毫米,若管路的总阻力按61.5kJ/kg考虑 ,问管路中水的流量(m3/h)是下列哪个数值? A 60 B 128 C 43 D 64 查看更多5个回答 . 3人已关注