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山梨实验线上列车的运行速度超过５００ ｋｍ ／ｈ，为保证列车安全运行，地面调度中心与列车乘务员的联络采用了容量大、速度快、可靠性高的数字化无线电通讯系统。
In order to ensure the safe operation of trains, the operation speed of Yamanashi experimental line trains exceeds 500 km / h. The communication between ground dispatch center and train attendant adopts a large capacity, high speed and high reliability digital radio communication system.