The operation practice shows that the design and development of stand by burner and multifunctional top lance are perfect in functions, convenient for use and provided with advanced world level.
投产实践证明：预热枪和多功能顶枪控制系统的开发和设计功能完善、使用方便、具有当今世界先进水平。
The multifunctional toilet bowl employs one-hole type sewer pipe still, which is convenient for installing and using for the existing toilets.
本多用式座便器仍采用一孔式下水管，方便现有卫生间的安装和使用。
The structure of the multifunctional manual tool is simple, the operation is convenient, the cost is low and the carrying is convenient.
本实用新型结构简单、操作方便，成本低廉，方便携带。
The multifunctional bracket can adapt to the padding machines of various types, is simple to be adjusted, and is convenient for use.
多功能支架能够适应各种型号的填料机，且多功能支架调节简单，使用方便。
The multifunctional bed has simple structure and convenient use and the multifunctional bed effectively solving the problem of unadjustable bed height and strengthening the effect of magnetic therapy.
本实用新型结构简单、使用方便，有效地解决了床高低不可调节问题和增加了磁疗的效果。
The multifunctional seal has the advantages of simple structure, convenient usage, reasonable composition and the like, which is added with a novel function, and is convenient for people to use.
本实用新型具有结构简单、使用方便、构造合理等优点，附于了印章新的功能，给人们的使用带来了更大的便捷。
The multifunctional spontoon has convenient operation and strong practicality.
它操作方面，实用性能强。
The multifunctional spontoon has convenient operation and strong practicality.
它操作方面，实用性能强。
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