Comparison of a firm, folded convenient, simple operation, is a new type of patented products.
比较稳固，折叠方便，操作简单，是一种新型的专利产品。
The products have features, such as simple structure, high yield, convenient operation and easy maintenance.
本产品具有结构简单、处理量大、操作方便、易于维护等优点。
Compared with traditional methods, this way is with the following advantages: simple and reasonable construction procedures, convenient operation and reliable technique.
该方法与传统方法相比，具有施工工序简单合理，操作方便等特点，且技术可靠。
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