Low nitrification efficiency is the main problem from the process of nitrification.
硝化处理效率低是硝化处理工艺的主要问题。
Low temperature synthetic process can also reduce energy consumption and avoid waste water pollution.
低温合成工艺还可以节约能源，避免废水污染。
Theory and necessity of all low temperature shift process are described.
阐述全低变工艺改造的理论和必要性。
The process and manipulation are simple and the cost of production is low.
该工艺流程简单，操作简便，产品成本低。
The process features low cost, less sludge production, simple operation and small occupation of land.
该工艺操作简单，运行费用低，占地面积少，污泥产生量少。
Its characteristics: the production process complicated and difficult to burn, low yield.
其特点：制作工艺复杂，烧制难度大，成品率低。
The system is simple in structure and low in process cost.
系统结构简单、工艺成本低。
The invention has simple process, little pollution in the preparing process and low producing cost.
本发明工艺简单，生产过程污染小，生产成本低。
This invention possesses features of high yield. low cost, short process flow, convenient operation and safety.
本发明具有高收率、低成本、工艺流程短、操作简便、安全等特点。
The method of the invention is simple in process, low in cost, easy in industrialization.
本发明的方法工艺流程简单、生产成本低，易于产业化。
Its advantages are simple process, low cost, high content of living bacteria, and easy application.
本法工艺简单、成本低、含活菌数高、使用简便、易于大面积推广应用。
The invention has simple preparation process and low cost.
本发明制备工艺简单，成本低。
The method provided by the invention has the advantages of simple process and low cost.
本发明提供的方法具有工艺简单、成本低的优势。
The invention has the advantages of simple process, low cost and high protein extraction efficiency.
本发明工艺简单易行，生产成本低，蛋白提取率高。
The preparation process has simple process, convenient operation, low cost and easy industrial application.
本发明制备工艺简单，操作方便，成本低，易于产业化应用。
The new process is suitable for industry production with its simplicity and low costs.
新工艺做法简单，成本低，适于工业生产。
The preparation method has the advantages of reasonable design, 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 process is simple and has low cost.
其制作生产工艺简单、成本低。
The manufacturing method has the advantages of simple process and low cost.
本发明制备工艺简单，成本低。
Said invention features short productive process, less three wastes and low cost.
本发明生产流程短，三废少，成本低。
The invention is characterized by simple process, easy to get raw material and low cost.
本发明工艺简单、原料易得，生产成本低。
The invention has low raw material cost, product with excellent mechanical strength and simple production process.
本发明原料成本低，产品具有优良的力学强度，并且生产工艺简单。
The process is simple and easy to operation, saving time and labor. Uniform quality and low cost.
工艺操作简单，省时省工，质量稳定，成本低。
The utility model has the advantages of simple production process and low cost.
实用新型具有简单的生产工艺，成本低等优点。
The invention has the advantages of simple process and low cost.
本发明具有工艺简单，成本低廉的优点。
加工简单快捷，价格低廉。
The coloring process has advantages of simple equipment, easy operation and low cost.
该着色工艺设备简单，操作简便，成本较低。
The method has simple process and low cost.
本发明方法工艺简单，成本低廉。
The method has simple process and low cost.
本发明方法工艺简单，成本低廉。
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