影响煤样准确制备的因素分析

从制样人员、制样设备、制样设施环境、制样缩分方法选择以及样品均匀程度等方面分析了影响煤样准确制备的因素，并提出了相应解决的途径和方法。

from the sample preparation, sample preparation equipment, sample preparation, sample preparation facilities environment divi- sion method selection and sample uniformity and other aspects of the influence of coal sample accurate preparation factors, and puts forward cor- responding approaches and methods to solve.