求翻译：PQ指数和直读铁谱分析的结果都表明，3台柴油机的磨损状态均已超出正常水平，特别是1#、2#样品显示了很高的磨损颗粒浓度，说明这两台柴油机磨损已经很严重，正逐渐临近失效。是什么意思？

pq index and the direct reading of iron spectral analysis results show that the wear state of the three diesel engines have been beyond the normal level, especially # 1, # 2 samples showed a high concentration of wear particles, indicating that these two diesel engine wear has been very serious, is

Index PQ iron spectrum and have been reading the results of the analysis indicate that 3 diesel engines of the State have been worn outside of normal levels, in particular, 1 #, 2 #samples show a very high concentration of wear particles, and the two diesel engines have a very serious wear and is gr

The PQ index and reads the hard spectrum analysis the result all to indicate straight that, 3 diesel engine attrition conditions have surpassed the normal level, specially 1#, the 2# sample had demonstrated the very high attrition pellet density, showed these two diesel engines wore already very are

PQ index and direct reading ferrography analysis results showed that 3 diesel engine wear condition have been above normal levels, especially 1#, 2# sample shows a high rate of wear particle concentration, this two engine wear is very serious, is gradually approaching failure.

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