查询词典 Potassium

The methods are based on the direct CL reaction of epinephrine with luminol in the presence of potassium ferricyanide and potassium ferrocyanide in alkaline solution or based on the inhibitory effect of paracetamol on the luminol-potassium ferricyanide CL reaction.

人们普遍认为具有不变价态的第二主族元素（碱土金属 Mg》，Caf&，STz&和 B／离于）在通常条件下既没有氧化还原性，也没有催化活性，因而一般认为它们即没有基于氧化还原性的化学发光行为，也没有基于催化活性的化学发光行为。

In this paper, use the method of the orthogonal experiment study urea and potassium hydrate pulping of bagasse technical parameters,and then through two single factor optimize experiments,at last get the optimal technical parameters for the urea and potassium hydrate pulping of bagasse: urea charge 13%, potassium hydrate charge 5%, sulphidity 6%,liquor ratio 1 : 4,maximum temperature is 150℃,time at maximum temperature is 45min.

本论文用正交实验方法研究了碳酰胺和氢氧化钾蒸煮蔗渣的工艺条件，然后通过两次单因素优化实验，最终得到了碳酰胺和氢氧化钾蒸煮蔗渣的最佳工艺条件：尿素用量13％，氢氧化钾用量5％，硫化钾用量为6％，液比1：4，最高温度150℃，保温时间45min。

Through modifying proportions of potassium nitrate, sulfur, phenolophthalein and potassium hydrate, formula of charcoal-free black powder is optimized by replacing charcoal with reactant of phenolphthalein and potassium hydrate.

以酚酞和氢氧化钾的反应物替代木炭，通过调整硝酸钾、硫磺、酚酞及氢氧化钾的混合比例对无木炭黑火药配方进行优化设计，对比研究了普通黑火药与无木炭黑火药在机械感度、静电火花感度、热分解过程及输出特性等方面的差异。

The new technology of potassium sulphate by potassium chloride and ammonium sulphate with the existing condition of ethylene glycol is discussed, and it has simple technology, high yield of potassium oxide and superior quality of production compared with that of synthesized in distilled water.

并对乙二醇溶液条件下氯化钾和硫酸铵复分解制备硫酸钾工艺进行了探讨，和水盐体系相比，具有工艺过程简单，氧化钾收率高和产品质量好等优点。

To control the potassium concentration in flue gas, water-washed sawdust was used, and the aqueous solution of potassium acetate was sprayed into the flame zone in order to study the effect of potassium.

通过水洗处理和喷加雾化溶液的方式控制烟气中钾的含量，采用自动控温采样枪收集积灰样品。

Minerals contained in chestnut is also very comprehensive, has potassium, magnesium, iron, zinc, manganese, etc., although less than hazelnut, melon seeds as high as the content, but still more than apples, pears and other common fruit is much higher, especially with potassium prominent than the so-called potassium-rich apple 4 times higher.

栗子所含的矿物质也很全面，有钾、镁、铁、锌、锰等，虽然达不到榛子、瓜子那么高的含量，但仍然比苹果、梨等普通水果高得多，尤其是含钾突出，比号称富含钾的苹果还高4倍。

The result showed that potassium can improve both the alimentation of lamina and quality of red Fuji apple, and when applied potassium 600kg/hm^2, all the indexes behaved best.

当超过600kg/hm^2时叶片营养及果实品质且与对照相比有所提高，但随着钾肥剂量的增加呈现下降趋势。

The effect of nitrogen and potassium fertilizers on nutrient quality of two lettuees were different, increasing potassium or nitrogenous fertilizer was more effective in acid soil than in alkali one.

不同施肥处理对两种土壤上科兴3号和双尖莴笋营养品质的作用不一致。在酸性土壤上增施K肥或提高N肥的用量对莴笋营养品质的改善更有效果。

If it is other chemical components of the salts, we must speak to their specific trade names or chemical names, such as soda ash, baking soda, red alum, ammonium sulfate, potassium nitrate, potassium chloride, diammonium phosphate, etc., must can not be generally called "industrial salt" or "chemical salt."

如果是其他化学成分的盐类，一定要说出其特定的商品名称或化学名称，如纯碱、小苏打、红矾、硫酸铵、硝酸钾、氯化钾、磷酸氢二铵等，绝不能笼统叫"工业盐"或者"化工盐"。

The company mainly produces potassium carbonate, potassium bicarbonate, ammonium chloride and other products.

公司主要生产碳酸钾、碳酸氢钾、氯化铵等产品。

The two-acre Dunbar Community Garden in Little Rock has served as a model for several years.

几年来，坐落于小石城，占地两英亩的邓巴社区菜园树立了一个标杆。

Jerry points to the jacket hanging in the bathroom. It's ruined, and unwearable What?

杰瑞指着洗手间里挂着的夹克，毁了，不能穿了）什么？