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1工程起重机液压管路的标准工艺徐州装载机厂皇甫解明在94年《工程机械》的文章[1]中述及：工程机械由于液压系统不清洁出现的故障，占整机故障率40％，而由于液压油管（硬管）内部不清洁引起的故障占液压系统故障率60％。这个观点我们是同意的。两年多来，液压系统清洁度已经?
1 engineering crane hydraulic pipeline standard process Xuzhou loader factory Huangfu explained in the 94 “construction machinery” article [1] states: construction machinery hydraulic system due to the failure of the failure, the total failure rate of 40% And due to the hydraulic tubing (hard tube) caused by the failure of the internal hydraulic system failure rate of 60%. We agree with this view. More than two years, hydraulic system cleanliness has been?