结果表明：本法操作简便，重现好，相对误差小，不需要特殊的试剂和仪器设备，适合于批量分析；
The results showed this method was suitable for analyzing samples in batches as its simple convenient operation, high reproducibility, little errors, no special and expensive reagents, equipments.
结果表明：本法操作简便，重现好，相对误差小，不需要特殊的试剂和仪器设备，适合于批量分析；
The results showed this method was suitable for analyzing samples in batches as its simple convenient operation, high reproducibility, little errors, no special and expensive reagents, equipments.
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