查询词典 nitrogen

This article by the Chongqing Guizhou Province area tradition sour meat technique of production souse sour meat, withdraws the sour salt meat sample from the fermentative process to research the nutrition and the security conducts systematically, the thick protein, the myofibril protein, the sarcoplasm protein, the multi-peptide nitrogen, the nonprotein nitrogen, the dissociation amino acid, the crude fat, the free fatty acids, the fatty acid composition, the cholesterol, the soluble sugar, the mineral to b...

中文摘要：本文以渝黔地区传统酸肉生产工艺腌制酸肉，对酸肉发酵过程中的营养及安全性进行了系统研究，检测了粗蛋白、肌原纤维蛋白、肌浆蛋白、多肽氮、非蛋白氮、游离氨基酸、粗脂肪、游离脂肪酸、脂肪酸组成、胆固醇、可溶性糖、矿物质元素，乳酸菌数，总酸在发酵过程中的变化，并对成品挥发性盐基态氮、酸价、过氧化值、碘价、皂化价亚硝酸盐进行质量检测。

In each nitrogen level treatment, root with 0 Nitrogen Root morphology Sedum alfredii Hance Cadmium

因此，研究根系对重金属胁迫的响应对于揭示植物吸收积累重金

Test results show that the conditions A2, B2, C1, D1 under the condition that the use of nitrogen-fixing bacteria + self-inoculation mixed subtilis, glucose + mannitol (0.2 +1) for carbon, nitrogen source added, about 30 hours of training The best, up 3.1 × 107cfu/ml.

试验结果表明在条件A2、B2、C1、D1的条件下，即采用自生固氮菌+枯草混合接种，以葡萄糖+甘露醇（0.2+1）为碳源，不添加氮源，培养约30小时生长最好，可达3.1×107cfu/ml。

Such a regularity indicates that nitrogen isotope abundance could serve as a sensitive indicator in evaluating the plant decomposition degree and the total nitrogen level and potential in soil.

氮的同位素自然丰度组成对于植物分解程度的灵敏响应，使其可以作为一种指示植物-土壤体系中氮素转化程度与趋势以及评估土壤中氮的有效性的指标，应用于自然生态研究。

Under high pressure especially the high concentration of alloying elements, it was found that the relationship between nitrogen solubility in liquid stainless steels and nitrogen partial pressure doesn't follow Sievert's law.

在压力较高（大于0.1MPa）特别是合金元素较高的不锈钢熔体中，氮分压与氮的溶解度关系不符合Sievert定律。

Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis and spectrometric detection.

用流量分析法和光谱检出法测定亚硝酸氮和硝酸氮及两者的总含量CFA和

The output of soil nitrogen and phosphor is associated with grain seeds,which is removed from crop field forever.Therefore,stubble retention combined with nitrogen and phosphor fertilizer supply can replenish the soil nutrient pool in the loess plateau.

耕层0-30cm速效氮和速效磷均有所增加，但速效磷以NTS增长幅度最大，而速效氮却以NTS增长幅度最小；耕层0-30cm速效钾表现为下降趋势，但以TS和NTS减幅较小。

In order to understand nitrogen accumulation and distribution in sweet maize variety with high fresh ear and kernel yield, explain the genotypic differences of N accumulation and distribution at different growth-phases and their effects on yield formation and N utilization efficiency, 22 sweet maize (Zea mays L . saccharata Sturt ) varieties released in recent years in China were planted and their N accumulation and distribution amount at jointing stage, silking stage and fresh stage under the same nitrogen level were studied.

为了解甜玉米高产品种氮素积累和分配的规律，阐明不同生育阶段氮素积累和分配的基因型差异，及其对产量形成及氮素利用效率的作用，分析了22个甜玉米品种在同一施氮水平下拔节期、开花期和鲜食期的植株氮素积累量和分配量。

Density Functional Theory Studies on the Substitutional Site of Nitrogen in the Nitrogen-Incorporated ZSM-5 Zeolite

利用量子化学中的密度泛函理论，基于ZSM-5分子筛的8T簇模型，在Gaussian 98程序中采用B3LYP方法和6-311G基组计算了ZSM-5分子筛中氮的最佳取代位置。

Result The results showed that its components were quite complex, and 89 organic compounds were identified. There were 72 kinds of oxygen-containing organic compounds which included esters, phenols, aethers, ketones and alcohols in the depolymerization product, small amounts of alkanes, alkenes, arenes, thiophenol and nitrogen-containing organic compounds were also detected, which showed that characteristics of the product with high oxygen content, low nitrogen and sulphur content.

结果］超临界乙醇解聚产物成分十分复杂，GC/MS分析鉴定出89种有机化合物，其中72种为含氧化合物，主要有酯、酚、醚、酮和醇等，还检测出少量烷烃、烯烃、芳烃、苯硫酚和含氮化合物，反映了解聚产物的高含氧量和低含氮硫量的特性。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。