螯合纤维素制备工艺简单，性能优越，成本低廉。
Chelating cellulose is of simple preparation, excellent nature and low cost.
该制备方法步骤简单、成本低、产率高，易于生产。
The preparation method has simple steps, low cost, high yield and easy production.
本发明制备工艺简单，成本低。
本发明的制备方法简单，成本低，对环境污染小。
The preparation method is simple and has low cost and less pollution to environment.
该共聚物的制备方法简单，易于控制，成本较低廉。
Moreover, the method for preparing the copolymers is simple, easily controlled and low in cost.
本发明的制备方法生产成本低廉，适合规模化的工业生产。
The preparation method has low production cost and is suitable for scale industrial production.
本发明制备工艺简单，操作方便，成本低，易于产业化应用。
The preparation process has simple process, convenient operation, low cost and easy industrial application.
本发明制备工艺简单，成本低。
The manufacturing method has the advantages of simple process and low cost.
本发明制备方法设计合理，工艺简单，成本低。
The preparation method has the advantages of reasonable design, simple process and low cost.
该催化剂制备方法简单，成本低廉。
The preparation method of the catalyst is simple and has low cost.
目前大规模低成本制备方法还有待研究。
Currently, large scale nano-films product research at a low cost is desirable.
目前大规模低成本制备方法还有待研究。
Currently, large scale nano-films product research at a low cost is desirable.
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