查询词典 permanganate

The disinfection effect on joint applications of potassium permanganate with chlorine or chloramine, and the effect on major factors of water quality are carried out systematically in the study of enhanced disinfection. The monitoring index of total count of bacteria and total coliforms group, and the water samples of prepared in laboratory and of polluted water are applied.

在强化消毒的研究中，分别以实验室配水和受污染的水为试验水样，以总大肠菌群和细菌总数为检测指标，系统研究了高锰酸钾与氯或氯氨联用消毒作用及主要的水质参数对消毒效果的影响。

Chloride of lime at 15~30 mgL^(-1), potassium permanganate at 20~30 mgL^(-1), and 40% Yubao at 50~75μLL^(-1) coming next are recommended to be applied to the tobacco float seedling system TMY inactivation in water.

生产上池水TMV消毒可选择下列消毒剂：质量分数30%有效氯漂白粉15~30 mgL^(-1)和质量分数98%高锰酸钾20~30 mgL^(-1)，其次为体积分数40% N-羟乙基亚甲胺多聚物75~100μLL^(-1)。

The local lesion assay indicated that: contacted with TMV infected leaf juice dilution over 12 h, the disinfestants whose inactivation ratio of TMV above 80% are as follows: 7% sodium hypochlorite at 10 μLL^(-1), 30% chloride of lime at 15 mgL^(-1), 40% Yubao at 75 μLL^(-1) and 98% potassium permanganate at 20 mgL^(-1), 10% chlorine dioxide at 25 mgL^(-1) inactivation ratio of TMV less than 50%.

结果表明，与TMV病叶汁液2万倍稀释液接触12 h，体积分数7%有效氯次氯酸钠10μLL^(-1)、质量分数30%有效氯漂白粉15 mgL^(-1)、体积分数40% N-羟乙基亚甲胺多聚物75μLL^(-1)和质量分数98%高锰酸钾20 mgL^(-1)对TMV的抑制率高于80%，质量分数10%二氧化氯粉剂25 mgL^(-1)对TMV的抑制率低于50%。

Without full civil capa city , please close the page im me diately, and potassium permanganate, 20% ethanol +75% on keyboards, hard drives, volt age socket, monitor, mouse, cpu d is infection for irr ig ation.

无完全民事行为能力者，请立即关闭网页，并用20％高锰酸钾＋75％乙醇对键盘、硬盘、电压插座、显示器、鼠标、 cpu进行灌溉消毒。

The results were in good agreement with those from the conventional COD methods, i.e ., permanganate and dichromate ones.

将该方法用于实际水样的检测，测定结果与COD标准分析法有较好的一致性。

The total iron in iron ore was titrated by potassium permanganate standard solution with sodium diphenylamine sulfonate as indicator.

用HNO3-HF处理，硫-磷混酸溶解试样，在盐酸介质中，用二氯化锡－三氯化钛将Fe(上标 3+)还原为Fe(上标 2+)，以二苯胺磺酸钠为指示剂，以高锰酸钾标准溶液滴定铁矿石中的全铁量。

An improved simple method for carbon-carbon double bond cleavage by silica-supported potassium permanganate was described and a possible mechanism was proposed.

在无有机溶剂做介质的条件下，用硅胶吸附的高锰酸钾氧化6种难溶于水的液态烯烃，得到了双键发生断裂的氧化产物。

We took the permanganate index of the water quality in the water supplying areas of Wuhan city as research case by using Improved Gray Model GM(1, 1 from the conventional GM(1, 1) model by exponential smoothing process.

现以武汉市的主要供水源地水质指标为研究对象，尝试着应用经指数平滑改进后的GM (1，1)模型（IGM (1，1)模型）对武汉市9个水厂的水源地水质进行预测。

To achieve a certain removal of manganese, the dosage of permanganate or ferrate is lower than theoretical calculated value.

在保持一定的出水锰浓度时，高锰酸钾和高铁酸钾的实际投量小于理论计算数值。

The oxidation rate of ferrate was found higher than that of permanganate.

高铁酸钾对锰的氧化速度略高于高锰酸钾氧化。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。