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大部分山地工程作业,多年来一直是靠手工操作,劳动强度既大,生产效率又低,不能适应地質勘探事业高速度发展的需要。为了改变山地工程作业的落后状况,逐步的由手工操作发展为用机械或部分机械
Most mountain work has been operated by hand over the years. The workforce is large and the production efficiency is low, which can not meet the needs of the rapid development of geological exploration. In order to change the backwardness of mountain work, gradually develop from manual operation to mechanical or partial mechanical