Through the column pressure of the hydraulic support, the balance jack force (shield support), the front beam jack force (articulated front beam structure support), the support jack force, the balance jack stroke, the front beam jack stroke, the support jack stroke, and the column under Monitoring of shrinkage, column shrinking speed, etc., to obtain support parameters such as the setting force, resistance increase rate, end-of-cycle resistance, cycle time, and safety valve opening of the hydraulic support
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