It is simple in structure, practical and easy realization.
电路结构简单，制作方便，实用性强。
The utility model has simple and practical structure.
其结构简单、实用。
This method is simple, practical, and could be used in aseismic design of such structure.
本法简便实用，可应用于实际设计。
The system structure is simple, economical and practical.
系统结构简单，经济实用。
The water spray cleaning device has simple structure, is practical and effective.
采用上述结构的水喷淋清理方式，装置结构简单、实用高效。
The utility model has simple structure and is convenient and practical.
本实用新型结构简单，方便实用。
The utility model has simple structure and is convenient and practical.
本实用新型结构简单，方便实用。
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