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铁路罐车既是工作计量器具,也是影响铁路安全的计量设备。它分布在全国范围,其容积量值的准确与否直接影响社会效益和经济效益。铁路罐车作为计量器
Railway tanker is not only a work of measuring instruments, but also affect the railway safety measurement equipment. It is distributed all over the country and the accuracy of its volume value directly affects social benefits and economic benefits. Railway tanker as a gauge