查询词典 Potassium

The process of the technology of potassium sulfate by potassium chloride and ammonium sulphate has advantages of little investment abundant raw materials and low production cost, as well as disadvantages of complex technology and low reaction conversion.

氯化钾和硫酸铵复分解制备硫酸钾工艺具有投资少、原料来源广泛和生产成本低等优点，但其工艺流程复杂，反应转化率较低。

The process of the technology of potassium sulfate by potassium chloride and ammonium sulphate has advantages of little investment abundant raw materials and low production cost, as well as disadvantages of complex technology and low reaction conversion.

中文摘要：氯化钾和硫酸铵复分解制备硫酸钾工艺具有投资少、原料来源广泛和生产成本低等优点，但其工艺流程复杂，反应转化率较低。

Absolute potassium content in sugar beet root reached the highest in the harvest time and they improved for as much as the increase of the applies potassium quantity.

叶和叶柄中的绝对含钾量呈单峰曲线变化，峰值分别出现在7月中旬和8月中旬左右。块根的绝对含钾量至状获时达到最高水平。

Calcium unites with sulphur and oxygen to form calcium sulphate, and phosphors and oxygen to form calcium phosphate, sodium and potassium unite with oxygen and nitrogen to form sodium to potassium nitrates.

钙、硫和氧形成硫酸钙，钙、磷和氧形成磷酸钙，钠、钾和氧、氮结合生成硝酸钠和硝酸钾。

This product not only contains the various nutrients in the carrot such as vitamins,β-carotene (converting to vitamin A in vivo), protein, active enzymes, minerals (potassium, sodium, calcium, magnesium, iron and zinc) but also is replenished with concentrated carrot essence and red tomato (containing abundant vitamin A, B, C, potassium, sodium and magnesium), which makes it more nutritious and easier to be absorbed by the body. It is the indispensable natural healthy food for the modern.

胡萝卜素不仅保留了胡萝卜所含有的多种维生素、β-胡萝卜素（在体内可转化为维生素A）、蛋白质、活性酶和矿物质（钾、钠、钙、镁、铁、锌）等营养成分，而且因添加了适量的胡萝卜浓缩素、红番茄（含丰富的维生素A、B、C及矿物质磷、钾、钠、镁等营养成分），使其营养成分更加丰富并且更容易被人体均衡吸收，是现代人不可缺少的健康食品。

A new technology for making chromium trioxide and potassium nitrate simultaneously by using nitric acid to decompose potassium dichromate has been analyzed according to phase diagrams of the K2Cr2O7-CrO3-KNO3-HNO3-H2O quaternary system at 0oC, 25oC and 45oC based on experimental results.

以实验测得的K2Cr2O7-CrO3-KNO3-HNO3-H2O四元体系相图为依据，对用硝酸酸化重铬酸钾联产铬酸酐和硝酸钾工艺过程进行分析，确定了铬和钾利用率最大时的操作条件。

The analysis of lamprophyrespetrology chemistry reveals that it is a series of high potassium- potassium dike rock,it is abandunt in alkali(K2O,Na2O)and has a large reducing capacity.The diagrams of the major-element variation shows that the geochemical compositions-variations of the major oxides have vague general rules of homologous magmatic fractional-crystallization.the pearce diagram of trace elements shows it intensively enriched in LILE,intensively depleted in coherence elements(such as CrNi.et al).

煌斑岩的岩石化学分析表明，乳山地区与金矿成矿相伴生的煌斑岩为高钾质-钾质的碱性脉岩系，富碱(K_2O、Na_2O)，具较强的还原能力(FeO含量均远高于Fe_2O_3含量)，在哈克图解上，主要氧化物的变异规律表现出岩浆分离结晶演化的特点；微量元素的Pearce图呈现强烈的富集LILE，强烈亏损过渡族元素，稀土元素呈向右倾斜的轻稀土富集配分模式，在有关源区性质判别的图解(Cr-Ce／Sr图解和Ce／Yb-Ta／Yb比值图解)上均显示富集地幔源区的性质。

The main causes resulted in the yield and quality difference among treatments were that it was beneficial to decomposing and releasing nutrients in compost when mixed EM and it was raised significantly for the rapid availability of Nitrogen, Phosphorus and Potassium in soil applied EM biological-organic fertilizer, which increased the Nitrogen, Phosphorus and Potassium nutrient content in stem, leaf blade and ear and improved the organism function, and then the chlorophyll content and rate of photosynthesis of crop functional leaf blade were raised, the strengthened photosynthesis increased the plant dry matter content, thereby laid a foundation for seed-filling.

分析产量提高和品质改善的原因，得到以下结论：EM的加入促进了有机肥养分的分解和释放，EM生物有机肥土壤的有效氮、磷、钾含量显著提高，充足的肥料供给使植株的N、P、K含量增加，机体的功能得到改善，作物功能叶片的叶绿素含量和光合速率提高。光合作用的增强促使植株干物质积累量增加，从而为灌浆和籽粒饱满打下坚实的基础。

These results were the same as those by tetraphenylboron potassium weight method. analytical spectrum line ; flame atomic absorption spectrometry; mixed fertilizer ; potassium

该方法与操作繁琐、消耗试剂量大且费时的四苯硼钾重量法相比，简便快速，消耗试剂量小，适用于大批量的检测工作。1 实验部分1.1 主要仪器与试剂 AA

See from the physiological index:All the tomatoes seedlings,Which have Solution culture Lacks of nitrogen , phosphorus , potassium and iron,It's Chlorophyll content、soluble sugar content、proteid content、nitrate reductase activity are all less than that have fully solution culture,These results indicate that nitrogen , phosphorus , potassium and iron have grave implications for plant growth.

从各生理指标来看：叶绿素含量、可溶性糖含量、蛋白质含量、硝酸还原酶活性，缺氮、缺钾、缺铁、缺磷培养的番茄幼苗均低于完全液培养的。以上结果表明缺氮、缺磷、缺钾、缺铁对植物生长有严重的影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。