给出了不同磨料流量、不同尺寸和不同磨料材料的磨料水射流切割试验结果。对结果进行分析，以确定最佳磨料流速、尺寸和材料，从而获得最佳切削性能和成本效益。

RESULTS OF ABRASIVE WATERJET CUTTING TESTS WITH DIFFERENT ABRASIVE FLOW RATES, DIFFERENT SIZES AND DIFFERENT ABRASIVE MATERIALS ARE PRESENTED. THE RESULTS ARE ANALYZED TO DETERMINE THE OPTIMUM ABRASIVE FLOW RATE, SIZE AND MATERIAL FOR BEST CUTTING PERFORMANCE AND COST EFFECTIVENESS.