中量元素

秸秆中含有氮、磷、钾、中量元素、微量元素、纤维素、半纤维素、木质素、蛋白质、脂肪等，是重要的有机肥资源。

Straws contains nitrogen , phosphorus , potassium , secondary element , trace elements , cellulose , hemicellulose , lignin , protein , fat and so on , is an important organic fertilizer resources .

植烟土壤pH和中量元素空间变异研究

Spatial Variability of Tobacco Soil pH and Middle-Elements

中量元素代换性Ca、Mg也严重缺乏，有效铜含量极缺的占50.39%，有效锌含量缺乏，只有28.34%处于适量，而有效Fe含量高量或过量。

Exchangeable second Ca , Mg were seriously deficient , available Cu content seriously deficient was 50.39 % , available Zn content deficient , only 28.34 % was in optimum range , however available Fe content was all higher .

气象条件对小麦中量元素和微量元素含量的可能影响

The possible impacts of meteorological conditions on content of middle and trace elements for winter wheat

土壤水分与肥料是影响作物产量与品质的重要因子。不同作物有不同的需肥、需水量，大量元素钾与中量元素钙对是作物生长必不可少的营养元素。

The soil humidity and fertilizer dosages are important factors that affect the farm crop yield and qualities .

镁是植物必须的中量元素之一，烤烟对镁的需要量较高。

Mg is one of the essential secondary elements of plant , which is also highly demanded by flue-cured tobacco .

在高产条件下，作物缺乏某些中量元素和微量元素的情况时有出现，在平衡施肥中也应予以充分注意。

Some secondary and micro-nutrients in MYR are sometimes found to be deficient , these elements should also be given more attention in balanced fertilization program .

研究表明，Ca2+不仅作为植物体内的中量元素而存在，更重要的是作为偶联胞外信号与胞内生理生化反应的第二信使。

Studies have shown that Ca2 + is not only a middle element in plants but also a second messenger that coupled extracellular signal and intracellular physiological and biochemical response .

钙、镁、硫等中量元素和铁、锰、铜、钼、锌等微量元素含量丰富，较适合烤烟生长。

The contents of the mid-elements such as calcium , magnesium and sulfur , and the trace elements such as iron , manganese , copper , molybdenum and zinc , are abundant for the growth of tobacco .

ICP-AES测定人造骨中主量元素钙和磷

Determination of Major Element Calcium and Phosphorus in Artificial Bone by ICP-AES

ICP-AES测定钕铁硼永磁合金中主量元素

Determination of High Concentration Elements in Nd Fe B Permanent Magnetism Alloys by ICP-AES

ICP-AES法测定铁钕合金中主量元素钕及7种杂质元素的研究

Determination of High Concentration Nd and 7 Impurity Elements in Fe-Nd Alloys by ICP-AES

ICP-AES测定不锈钢中主量元素

ICP - AES Determination Stainless Steel

白铜合金中主量元素之间基体效应与XRF光谱分析方法的研究

Study on major elements matrix effect and its X-ray fluorescence spectrometry in white copper alloy

结果表明，返回料的加入对合金中主量元素的成分没有明显影响，但C，N含量随返回料加入比例增加而升高；

The results indicate that the addition of recycled scraps has no obvious effect on the chemical composition , except the content of C and N increases with the addition proportion of recycled scraps .

XRF玻璃融片法测定铁精粉中主次量元素

Measurement on Primary and Secondary Element of Iron Fine Powder Using Method of XRF Melting Glass Plate

顺序提取法探讨沉积物中主量元素在不同相态的分配特征

Distribution of major elements in sediment by sequential extraction procedures

矿物原料中主量元素的光谱化学分析

Spectrochemical Analysis of Major Component Elements in Raw Minerals

施用中量微量元素对小白菜产量和硝酸盐含量的影响

Effects of middle and trace element fertilizers on yield and nitrate in Brassica chinensis

熔融玻璃片制样-X射线荧光光谱测定页岩中主量元素

Determination of Major Elements in Shale Samples by X-ray Fluorescence Spectrometry with Fused Glass Disc Sample Preparation

微量和中量营养元素在平衡施肥中值得重视；

Second , attention should be paid to the role of middle - and micro-nutrients in balanced fertilization .

硫是作物生长发育所必需的中量营养元素，在缺硫土壤上施硫能够提高作物的产量和品质。

Sulphur is one of the essential nutrients for crop growth . Application of S-fertilizer can improve the crop yield and the quality of agriculture products .

用X射线荧光光谱法测定硅铁及硅镁铁合金中的主次量元素

Determination of Primary and Secondary Elements in Si-Fe and Si-Mg-Fe Alloys by XF Method

K对超级杂交水稻吸收和利用中量和微量元素的颉颃作用机理有待进一步研究。

The mechanism of antagonism of K to absorption of middle elements or trace elements of super rice should be further studied .

中量及微量元素的盐酸盐比硫酸盐处理促进小麦对Cd的吸收；小麦秸秆中Cd的积累量远远大于籽粒。

The chlorides of the secondary and micro-elements favored Cd uptake more than their counterpart sulfates . The Cd accumulated in wheat straw was far more than in grain .

交互有效-基本参数法软件应用（Ⅱ）&X射线荧光光谱分析超基性岩中的主次量元素

Application of Cross-Validation-Fundamental Parameters Software (ⅱ) - Determination of Thirteen Elements in Ultrabasic Rocks by XRF

为探讨中成药中微量、量元素与治疗哮喘和支气管炎疾病的关系提供了有用的依据。

It provided useful data for discussing the relationship between trace elements and macro elements in Chinese traditional medicine .

结果表明，小白菜对施用的各种中量、微量元素在不同质地的土壤上有不同的响应；

The results showed that the effects of different middle and trace element fertilizers on Brassica chinensis were different .

采用LiBO2熔样，电感耦合等离子体原子发射光谱（ICP&AES）法对催化原料高岭土样品实现了一次熔样，分析了高岭土中的主次量元素。

The lithium metaborate fusion method decompose technique was used in the Inductively Coupled Plasma Atomic Emission Spectrometry ( ICP AES ) method determination of major and minor elements of catalytic stocks from Kaolin Clay .

方法对山东蓝宝石寄主玄武岩的主量、微量、稀土元素以及蓝宝石包裹体中的主量元素进行分析，再对碱金属氧化物在岩浆网络中的化学行为进行研究。

Methods Analyse the main trace and rare earth elements content of Shandong sapphire-hosted basalt and the main elements content of the inclusions in sapphire , then study the chemical action of the alkali elements in magma net .