The utility model has compact structure, and low production energy consumption.
本实用新型结构紧凑，生产能耗低。
The utility model has the advantages of simple structure and compact and reasonable structure.
本实用新型结构简单、紧凑，合理；
The utility model has the advantages of simple structure and reasonable and compact structure.
本实用新型结构简单、紧凑，合理；
The structure of the utility model is compact and reasonable;
本实用新型结构紧凑，合理；
The structure of the utility model is compact and reasonable;
本实用新型结构紧凑，合理；
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