The electric parameters of rail circuit must be measured periodically to check if the signal system is in good condition and to avoid accident.

定期在线检测电气化铁道轨道电路参数，可确保信号设备工作在最佳状态，避免行车事故。

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Try to avoid accident.

尽量避免发生事故。

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Please do not run and play in order to avoid accident and wounds.

请勿在本区域奔跑、打闹，以免受伤。

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"I have a motorcycle prayer that I say before every ride, " says Fishburne, one of the few members who has managed to avoid a serious cycling accident.

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It's likely that Hamlin will drop to the back of the field at the start of the race to try avoid an early accident, but he could also risk falling out of the draft.

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So his father was the fatality in that accident that he was being warned to avoid.

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