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。
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 line is simple, low cost, high yield, large-scale production can be industrialized.
本工艺路线操作简便，成本低，收率高，可进行工业化大规模生产。
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。
Tunneling process is important in the low to moderate current density range.
在中等电流密度下，隧道穿透过程是重要的。
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 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 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。
The cost storing and disposing equipment is low and technological process is simple.
投加二氧化氯的设备成本较低，工艺流程简单。
High speed and low cost network is needed in process control area.
但工业控制领域需要一种高速廉价的网络。
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。
These two methods have the characteristics of simple process. high production efficiency and low production cost.
此两种方法工艺简单，生产效率高，生产成本低。
The process had the advantages, low cost and simple maintenance.
该工艺具有处理效果好、运行成本低、维护方便等优点。
The process is characterized by simple equipment, stable operation, easy control and low operation cost.
该处理工艺设备简单，系统运行稳定，操作方便，成本低。
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。
The process is low in cost and greatly improves the labour conditions.
该工艺无黄烟污染，改善了劳动条件，降低了生产成本，贮运方便。
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。
The process of the low Pressure Casting included very rich content.
低压铸造生产过程中包含着十分丰富的内容。
加工简单快捷，价格低廉。
The system is simple in structure and low in process cost.
系统结构简单、工艺成本低。
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 has simple process and low cost.
本发明方法工艺简单，成本低廉。
The process was characterized by steady operation, resistance to shock loading, and low operating cost.
该工艺具有运行稳定、耐冲击负荷、运行成本低的特点。
Lis low status and appeared in the law was a history process.
诸吏身份地位低下，并在律令中有所体现，需要一个历史过程。
Lis low status and appeared in the law was a history process.
诸吏身份地位低下，并在律令中有所体现，需要一个历史过程。
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