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对凿井提升机抱闸结构的改造,通过采用液压结构,改善了提升机的制动效果,大大提高了提升机的安全性能。取得了良好的经济效益与社会效益。
The improvement of the brake structure of the sinking elevator improves the braking effect of the elevator by adopting the hydraulic structure and greatly improves the safety performance of the elevator. Has achieved good economic and social benefits.