The experiment and its results about how to increase the retention aids of newsprint papermaking using deinking and mechanical pulps from Paprican were introduced in this paper.
2
模造纸：（1）用纸模手工抄造的纸。（2）用圆网造纸机所造的纸。
Mould-made paper: (1) Paper made by hand in a mould. (2) Paper made on a cylinder machine.
3
论述不同造粒条件，生产不同浓度复混肥时，其干燥机的功能结构及抄板设计。
The drier's functions, structure and style of material dispersion plate are discussed for different granulating conditions, various compound fertilizers.
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