With the above structure, operation of the seal is stable, and the service life is long.
采用本实用新型结构的密封运行平稳，使用寿命长。
In this paper, its structure, operation principle and performance have been illustrated.
文中说明了该仪器的结构、工作原理和性能特点。
The system structure, operation principle, and software flowchart of the system are presented.
说明了系统的组成、工作原理和软件流程图。
The system structure, operation principle, and software flowchart of the system are presented.
说明了系统的组成、工作原理和软件流程图。
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