因此，具有上网快、接通率高、通话质量好、功能齐全、掉话断线率低等优点。

Therefore, it has many advantages such as fast Internet access, high connection rate, high voice quality, diverse functions and low rate of disconnection.

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为了让地震台站工作人员随时知道地电阻率仪器外线的工作情况，研制了外线断线监测仪。

In order to know work condition of Outlines of the digital telluric meter in a seismic station, an apparatus to monitor the circuit breaking is designed.

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导电率低，线切割时不易断线。

Not easy break off the wire due to low conductivity.

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