通过对其特点和密封机理的分析研究，熟练掌握了锥形浮环密封的应用技术，并对实际出现的问题及时妥善解决。

By the analysis of its seal mechanism, the technique of conical float seal is applied masterly to solve the problems in the practice.

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手机的特点及优势就是在于及时通信，除语音外，数据的及时通信也是其特点及优势。

The character of cellphone is communications in time including voice message and data message.

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