试样制备是所有XRF法测定准确度最重要的影响因素,误差的绝大多数来自于制样技术的优劣。制样技术要解决的问题就是保证实际被分析的 Sample preparation is the most important factor affecting the accuracy of all XRF methods. The vast majority of errors come from the merits of sample preparation techniques. The problem to be solved by the sample preparation technique is to ensure that it is actually analyzed