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为了减轻锯床工人的劳动强度,使装卸圆钢料由几个人抬改为一人机械起重,我们利用了一台报废电胡芦制造了一台拐臂吊车。这台报废电胡芦已多年抛弃不用,抱闸的
In order to reduce the labor intensity of the sawing workers and make the loading and unloading of round steel rods lifted from a few people to a one-man mechanical lifting, we used a discarded electric Hulu to make a crane arm. This abandoned electric Hulu has been abandoned for many years, brakes