查询词典 amorphous phosphorus
- 与 amorphous phosphorus 相关的网络例句 [注:此内容来源于网络,仅供参考]
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According to the physical aging behavior of rapidly quenched atactic polystyrene , it was found that dual amorphous phases with quite different properties were formed due to the internal stress: free amorphous phase and constrained amorphous phase.
通过研究快速淬冷无规聚苯乙烯的物理老化行为发现,在此试样中由于内应力的存在而形成了两种性质大为不同的非晶区:自由非晶区和受限非晶区。
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The catalytic performance of all the amorphous alloy catalysts mentioned above was measured during liquid phase hydrogenation of furfural to furfuryl alcohol, together with the kinetic studies. The relationship between the catalyst performance and the structure of catalyst, surface electronic state of the amorphous alloy has been systematically studied based on a series of characterization of catalysts . Meanwhile, the promoting effects of the support on the thermal stability and catalytic activity of the amorphous alloy catalysts have been discussed.
本文采用一系列的表征方法(XRD、XPS、TEM、BET、氢吸附、TPD等)进一步研究非晶态合金催化剂的表面结构、表面电子态和催化性能之间的关系,探索电子效应和几何效应对催化剂活性中心结构的影响,探索非晶态合金的晶化失活和载体对非晶态结构的稳定化作用,以及修饰剂对催化性能的改善作用等。
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An intermediate oil type hydrocracking catalyst has carrier prepared from amorphous aluminosilicon, alumina, assistant phosphorus, adhesive and extruding aid through mixing, shaping, drying, and then hydrothermal treating, and contains the oxides of metals in families VIB and VIII, and phosphorus.
本发明涉及一种中油型加氢裂化催化剂及其制备方法,催化剂所用载体为无定形硅铝、氧化铝和助剂磷。无定形载体是将无定形硅铝、氧化铝、助剂、粘合剂和助挤剂混合、成型、干燥后进一步水热处理而制得的。
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The core issue of nutrient control was focused and the dynamic studies on phosphorus pollution of the whole watershed were conduced: 1 to highlight the non-point source pollution control, which is the difficulties research subject of water resource protection; 2 to perfect the calculation method for phosphate input and output, providing important basis on decision making for nutrient control; 3 to establish database and water quality model, to predict the water quality response after different phosphorus control schemes realized; 4 to determine admissible phosphorus loading and control standard according to the quantitative relationship between the external force function (mainly the exotic nutrient salt concentration or loading) and internal nutrient state response, and to work out the effective and practical techniques for eutrophication control.
围绕营养盐控制的核心问题,进行全流域范围磷污染的动态研究:1)突出了目前我国水资源保护研究难点—非点源污染控制;2)完善了流域水库磷盐收支计算方法,为流域营养盐控制决策提供了重要依据;3)建立数据库和水质模型,预测了在实施不同磷削减控制方案后流域供水水质的响应情况;4)根据湖泊外力函数(主要是外来营养盐浓度或负荷)与湖库内营养状态响应间的定量关系,确定了磷允许负荷量及控制标准,提出了有效的富营养化控制实用技术。
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The feldspars contribution to whole rock phosphorus is related with the crystallization of phosphate accessory minerals,such as ambl ygonite.If without amblygonite in crystallization assemblage,the feldspars con tribute about 76%of whole-rock phosphorus,otherwise the feldspars contribute about 31%of whole-rock phosphorus.
长石对全岩磷的贡献率还与磷锂铝石等磷酸盐副矿物是否达到饱和有关,当无磷锂铝石结晶时,长石磷的贡献率约为76%,反之则约为31%。
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Guizhou Conger power electric devices for phosphorus in the long-term system design and construction, according to from the practice - theory - and then to practice the scientific development of reason, form their own use of patents, integrated technology, creative and practical line of unique technical process, and in the concrete business in line with our technology on the four provinces of Yunnan, Guizhou, Sichuan, Hubei and phosphorus chemical enterprise device design and construction, the tons of phosphorus to reduce the power consumption is about more than 2000 kWh of energy savings.
贵州康格力在长期针对黄磷电炉装置系统的设计和施工中,根据从实践-理论-再到实践的科学发展道理,形成了自身利用专利、整合技术、创新实用的独特的技术工艺路线,并在具体的企业中使用我们的工艺技术路线对云贵川鄂四省的磷化工企业的装置进行了设计和施工,达到了吨磷降低电耗约2000多度电的节能效果。
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In nitrogen and phosphorus mixed pollution water, in thewater that the concentration of nitrogen is 21mg/L and the concentration of phosphorus is155mg/L, Eichharnia crassipes and Hosta ventricosa can grow normally. In the water that theconcentration of nitrogen is 210mg/L and the concentration of phosphorus is 31mg/L, thephysiological indicators of Hosta ventricosa is good but the physiological indicators of Eichhomiacrassipes is worse than the other treatment and the root of Eichharnia crassipes was rot when itwas planted in the 7th day, and on the 11th day the plants wilt symptoms, it noted that thistreatment affected the growth of Eichharnia crassipes.
在氮磷复合污染的水体中,凤眼莲和紫萼玉簪在氮浓度21mg/L,磷浓度155mg/L水体中都能够正常生长,而在氮浓度210mg/L,磷浓度31mg/L水体中,紫萼玉簪生长正常,而凤眼莲的生理指标比在其它处理中要差,并且凤眼莲在种植的第7天出现根部腐烂,11天时植株枯萎的症状,说明氮浓度210mg/L,磷浓度31mg/L复合污染在一定程度上影响植物的正常生长。
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Based on nitrogen concentrations of different forms, total phosphorus and soluble phosphorus in the surface water, nitrogen and phosphorus pollution sources were further explored by means of a field undisturbed tension-free monolith lysimeter(1 m2 in area and 1 m in depth)in combination with the 15N-tracing method.
随着工农业生产的快速发展,人口的急剧增加和化学肥料使用量的增加以及生活污水的直接排放,河流、湖泊等地表水体的氮磷污染有加重趋势,如北方的辽河、汾河、海河及淮河,南方的黄浦江、太湖、巢湖、滇池等都遭受严重污染[1 ̄3]。
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Focuses the researches on a eutrophication model after drainage of waste water and drawing water from the Qiantang River to the West Lake,the state variables in the model are phosphorus in algae cells,orthophosphate,phosphorus in detritus and phosphorus in sediment.
报道了杭州西湖截污和引灌钱塘江水后的一个富营养化模型。它按照年度描述西湖生态系统中的磷循环。状态变量有浮游植物磷、正磷酸盐、碎屑磷和沉积物磷。
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The contents of organic matter, total nitrogen, phosphorus, iron, manganese, copper, zinc can be increased, and the contents of hydrolizable nitrogen and their forms , Fe-P, Al-P, Ca〓-P, all organic P forms, exchangeable and organic iron, manganese, copper, zinc are increased obviously in long-term application organic manure soil. Not only the contents of soil readily oxidizable carbon, humic acid, fuluic acid, and HA/FA value are increased and Kos value decreased but also the available nitrogen, phosphorus, iron, manganese, copper, zinc are kept more high level in the organic manure soils. Long-term mulching straw has similar role with organic manure for soil nutrient except for decreasing total phosphorus, available P, N and Ca〓-P, but its fertilizer efficiency is not better than organic manure.
有机肥还具有提高土壤易氧化碳和松结态腐殖质含量,降低kos值,提高土壤HA、FA含量及其比值的作用,使土壤中有效态氮、磷、铁、锰、铜和锌含量处于中上等水平;长期秸秆还田除了不增加土壤全磷、有效氮和磷等外,对其他养分的作用效果与有机肥相似,但其肥效不如有机肥;长期氮磷化肥单施,土壤全氮和磷增加,有机质、铁、锰、铜和锌含量下降,易氧化碳、松结态腐殖质、HA和FA含量、kos和HA/FA值下降;长期不施肥土壤有机质、全氮等养分处于消耗状态。
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- 推荐网络例句
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A historical region of southwest France between the Pyrenees and the Garonne River. The duchy of Aquitaine was joined with France after the marriage of Eleanor of Aquitaine to King Louis VII in1137, but its possession was disputed after her subsequent marriage to Henry II of England.
阿基坦法国西南部一个历史地区,位于比利牛斯山和加隆河之间,在1137年阿基坦的埃莉诺与国王路易斯七世结婚之后阿基坦公国加入法国,但当她再嫁英国亨利二世后,其归属权便受到争议
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There are moments when I look at the smiling , happy faces of my expectant staff and wonder how they will cope when confronted by an outraged housemaster along with an unrepentant and recalcitrant bleached blond teenager in 18 years ' time .
有时候,我看着那些满怀期待的员工微笑,幸福的脸,想着当他们遇到一位愤怒的宿舍管理员和一位不知悔改,叛逆,而且将头发染成白色的18岁少年时,他们会如何处理。
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In the crossing belt of town and country, the farmers manifest the plentifulness, complexity of social life in this area, especial young farmer, so creating the souls of common people, particular the soul world of young fanners, is the most particular aesthetic phenomenon.
在城乡交叉地带中,最能显示这一区域社会生活丰富复杂性的社会阶层就是农民,特别是青年农民,所以塑造这一地带平凡众生的心灵,特别是青年农民的心灵世界,是路遥小说最独特的审美现象。