本发明构思科学，结构合理，实施容易，安装方便。
The system has scientific conception, reasonable structure, easy implementation and convenient mounting.
本发明构思新颖，结构简单，加工容易，适宜推广。
Said invention structure is simple, novel and is easy to manufacture and popularize.
属于一个总的发明构思的两项以上的发明或者实用新型，可以作为一件申请提出。
Two or more inventions or utility models belonging to a single general inventive concept may be filed as one application.
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