The hydraulic cylinders are critical components of mine bracket-mounted crane, almost all the movements of the crane are carried out by the hydraulic cylinders.
液压件是煤矿液压支架的重要部件， 系统的各项动作主要靠液压油缸来完成。
The hydraulic cylinders are critical components of mine bracket-mounted crane, almost all the movements of the crane are carried out by the hydraulic cylinders.
液压件是煤矿液压支架的重要部件， 系统的各项动作主要靠液压油缸来完成。
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