在黑龙江省革命博物馆的展厅里，展出一件珍贵的文物—一剧管器。它记录着黑龙江省工人阶级在解放战争中充分发扬主人翁精神，自力更生，若干加巧干，抢修发电供电设备，支援解放战争的光荣历史。刷管器是在两根5米来长的铁轨上，安装一个四轮小滑车、小型电动机和顶端配有旋转 Heilongjiang Provincial Revolutionary Museum in the exhibition hall, displaying a precious artifact - a playwright. It records the honorable history of the working class in Heilongjiang Province who gave full play to its ownership during the War of Liberation, made its own efforts and made a few efforts to repair power generation and power generation equipment and support the war of liberation. The tube is mounted on two 5-meter-long rails, fitted with a small four-wheeled trolley and a small motor with a top