1·This paper discusses the reaction principle and titrimetric operation in defining consistency of potassium permanganate titrant which sodium oxalate is regarded as the basis material.
分析了以草酸钠为基准物标定高锰酸钾标准溶液浓度的反应原理，标定操作及温度、酸度、滴定速度等滴定条件对标定结果的影响。
2·This paper discusses the reaction principle and titrimetric operation in defining consistency of potassium permanganate titrant which sodium oxalate is regarded as the basis material.
本文从反应原理、制备“似不溶固体物”和装置及其操作技巧等方面进行研究，而达到实验室可控制气。
3·The authors studied inhibitive effects of aluminum chloride and sodium citrate on calcium oxalate crystal growth to find out satisfactory inhibitors of calcium oxalate crystal growth.
为寻找理想的草酸钙结晶生长抑制物，作者研究了氯化铝和枸橼酸钠对草酸钙结晶生长的抑制作用。