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试验内容包括改变风环通风面积的单项试验以及多项因素试验(正交试验)。通过对试验结果的分析,得出了影响石子煤排量的最主要因素。
The test includes a single test to change the ventilation area of the air ring and a number of factor tests (orthogonal test). Through the analysis of the test results, the main factors affecting the coal displacement of the stone are obtained.