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针对目前全市闸门启闭机存在的2个问题,即启闭机老化和手摇式启闭机的存在,设计出了全环境便携式闸门启闭装置,并进行了实验,取得了良好的研究成果。
Aiming at the two problems of gate hoist in the whole city at present, namely the hoist aging and the existence of hand hoist, an all-environment portable gate hoist is designed and tested. Good research results have been obtained .