1·Effect of potassium permanganate etching solution on the roughening of epoxy resin laminates board and 3240 epoxy resin board at various temperatures and times was investigated.
在不同的微蚀温度、时间条件下，研究了高锰酸钾微蚀溶液对环氧树脂层压板和3240型环氧树脂板(基板)微蚀作用的影响。
2·Method Applied the MKJ air disinfecting machine and methanal plus potassium permanganate Fumigating to disinfect the air in emergency room, and then compared the disinfecting effect among them.
方法在急诊治疗室应用MKJ除菌消毒空气洁净器和甲醛加高锰酸钾熏蒸法对空气消毒效果进行比较。
3·The produce key of the potassium permanganate industry is potassium manganate.
生产中间产物锰酸钾又是高锰酸钾工业的关键点。
4·Using potassium permanganate method the total amount of chrome in boiled water heated by speedy heater was determined.
用酸性高锰酸钾氧化法对用“热得快”烧的开水进行了总铬的测定。
5·Manganese slag which containing about 20% manganese dioxide is produced in the process of potassium permanganate production.
锰泥为两步氧化法生产高锰酸钾后的残渣，其中含有质量分数约20%的二氧化锰。