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2011年4月的一天,北京环卫集团一清分公司垃圾渣土转运中心接到北神树垃圾卫生填埋场的紧急求援:场内需要大量覆盖用土,3天内要运输到位。第一天,一切顺利,10多辆大型运输车有条不紊地将一车车渣土运往指定地点。按照这样的进度,提前半天就可以完成任务。然而第二天开工没多久,一台装载机扎胎了。由于两台装载机突然瘫痪一台,导致工效降低了一半。本来还有富余的工时眼看就要超期了。
One day in April 2011, a garbage removal center of Beijing Qingyuan Group’s Clean Branch received an emergency assistance from North Shenmu Garbage Sanitary Landfill. The site needed a large amount of soil to be covered and it needed to be transported within 3 days. The first day, all goes well, more than 10 large transport vehicles orderly move a truck slag to a designated location. In accordance with this progress, half a day ahead of schedule to complete the task. However, it did not take long for the next day to start, with a loader tied off. Due to a sudden paralysis of two loaders, resulting in reduced work efficiency in half. There would have been excess working hours have to look over.