There is always an internal circuit breaker to protect the instrument from overload.
总有一个断电器以防止仪器超负荷运转。
Strong self-checking function ensures the instrument to be in the best condition always.
自检功能强，确保仪器时刻处于最佳状态。
Sometimes 10 minutes is enough, but the instrument should always be there.
有些时候十分钟就已经足够，但是乐器要总是在那。
Sometimes 10 minutes is enough, but the instrument should always be there.
有些时候十分钟就已经足够，但是乐器要总是在那。
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