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1·Those problems on breaking in condition, choosing, winding preventing and knife avoiding of bag living garbage crusher are key technique needing solution urgently.

我国城市袋装垃圾处理尚处在研发阶段，垃圾破碎设备的条件性破袋破碎、分选、防缠绕、刀具避让等问题是急需解决的关键技术。