【摘要】 在测定硝酸盐氮过程中，针对制作校准曲线的蒸发顺序进行对比实验，通过成果分析，可以得出校准曲线系列与水样同步蒸发将减少系统误差，提高准确度。更多还原

【Abstract】 In determination for nitrade of nitride, the author Carries out comparative experiments according to the vapouring procedure of drawing the calibration curve. By analysing the results, the fact that calibrtion curves and water sample vapouring synchronously would lessen Systematic errors and improve the accuracy can be found.更多还原