urea

Decanediamide was synthesized using sebacic acid and urea as starting materials.

以癸二酸和尿素为原料合成癸二酰胺.

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Optimization of Technology Condition of Urea Peroxide and Study on Stabilizing Agent

合成过氧化尿素工艺条件优化及稳定剂研究

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Under alkaline conditions, the chemiluminescence derived from the oxidation of urea oxidized by N-bromosuccinimide ( NBS) with fluorescence acting as energy transfer. This reaction was greatly enhanced by cetyl trimethyl ammonium chloride ( CTAC).

在碱性条件下，荧光素作为能量转移剂，N溴代丁二酰亚胺（NBS）氧化尿素产生化学发光，十六烷基三甲基氯化铵（CTAC）对该体系具有强烈的增敏作用。

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Amino and urea compounds are commonly used in applications demanding high levels of hygiene.

在对卫生要求较高的环境中,氨基和尿素化合物一直得到广泛使用.

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Surgical treatment is indicated for urethral obstruction, recurrent urethral infection, urea incontinence, penile malformation, et al.

对伴有尿道梗阻 、 反复尿道感染 、 尿失禁 、 阴茎畸形等的患儿, 应行外科手术.

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Analyzes the design defects of ammonia condenser stripping process urea plant and provides the improvement methods.

剖析斯那姆氨汽提法尿素生产装置中氨冷凝器的设计缺陷,提出改进措施.

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Methods By using the()~ ( 13) C-urea breath test (~ ( 13) C-UBT) to detect the status of Hp infection in 1676 children with RAP from 1998 to 2004.Results 1.Total 1676 cases of children with RAP were detected.

方法对1998年1月~2004年12月收集反复腹痛1676例患儿病例资料，男808例，女868例进行13C尿素呼吸试验（13C-UBT）检测Hp感染状况，探讨反复腹痛患儿Hp感染规律变迁。

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The corrosion prevention s of urea prilling towers have inner corrosion and outer corrosion.

尿素造粒塔的腐蚀有内部腐蚀和外部腐蚀.

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Excellent design plasticity materials such as rubber. melamine . Bakelite. urea. powder. foam brake lining sheets. etc.

此系列机型适用于易塑性原料之成型作业.如橡胶. 美耐皿. 电木. 素尿粉. 发泡.杀车来令片--等.

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Little difference was obtained between treatments of Urea and ammonium bicarbonate combined application with fertilizer respectively.

尿素、碳铵分别配施有机肥的两处理产量差异较小.

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Urea is commonly used as the source of nitrogen in foliage sprays.

尿素作为氮素给源普遍地应用于叶面喷布.

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Rice, Sugar, Corn , Urea, Barley, Agricultural Products.

采购产品大米, 糖, 玉黍蜀, 尿素, 大麦, 农业的产品.

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The research was based on the effects on synthesis of powder urea formaldehyde by reinforcing agent.

研究了增强剂对脲醛树脂性能的影响.

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Application of Acidic Urea Solution in NO_x Tail Gas Treatment

采用酸性尿素溶液作为吸收剂治理含NO x尾气

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Factors affecting product quality of urea formaldehyde resin adhesive were analysed in details.

详细地分析了影响改性脲醛树脂胶粘剂产品质量的各种因素.

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Purification of oleic acid from oil-tea camellia seed oil by urea adduction fractionation

尿素包合法提纯油茶籽油中油酸的工艺研究包合物一种笼状化合物，如尿素

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The reaction system of synthesizing propylene carbonate from urea and 1,2-propylene glycol has been analyzed thermodynamically.

对尿素与1,2-丙二醇合成碳酸丙烯酯反应体系进行了热力学分析。

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The film surface of coated urea particles was checked by scanning electron microscopy ( SEM ).

通过扫描 电镜 检测包膜尿素和膜层的形貌特徵.

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Leather protein meal supplementation had no significant effect on blood urea nitrogen ( P0.05).

添加皮革蛋白粉对血液尿素氮无显著影响（P＞0.05）。

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Focuses influence on particle temperature out the urea prilling tower with the type of tower, granulator means, and natural conditions etc.

主要论述了尿素出塔粒子温度受造粒塔的类型、造粒手段，自然条件等方面的影响。

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A type of solid polymer electrolyte ( SPE ) was prepared with urea , Propionamide, and PEG 6000.

用丙酰胺溴化钠、PEG6000制备了聚合物凝胶固体电解质 ( SPE ).

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Method: To observe changes in plasma urea nitrogen, plasma inosine, brain stem induced potential, kidney tissue pathology and cochlea.

方法：应用血浆尿素氮、血浆肌苷、脑干诱发电位、肾脏组织病理和耳蜗铺片观察金匮肾气丸对庆大霉素所致豚鼠肾和耳损害的影响。

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Urea could also improve the forming of biofilm, but other nitrogen sources had no obvious effect.

氮源中尿素对植生克雷伯菌生物被膜的形成也有促进作用，其它氮源几种影响效果不明显。

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Causes of urea caking during transportation and storage are analyzed on the basis of agglomerating mechanism.

根据尿素结块机理分析了尿素在运输和贮存过程中结块的原因.

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We need urea plant, oil refinery plant and cement plant. Immediate decision within 1 month.

需要尿素生产设备 、 油精炼设备和水泥设备,请于1个月内回复.

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Melamine is an important chemical intermediate. In production of melamine by urea method, large amount of solid waste will be discharged which causes environmental pollution and loss of resource.

三聚氰胺是一种重要的化工中间体，尿素法生产三聚氰胺过程中会排放出大量的固体废弃物，既污染环境又浪费资源。

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Aromatic components of Keemum Black Tea fertilized with inorganic fertilizer ( urea) and organic fertilizers were determined by GC/ MS.

在祁红茶区对祁门群体种茶园分别施以有机和无机肥，制成祁红。

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Evaluation of Nitrogen Release Feature of Macromolecule Polymer Coated Urea and Effects on Tall Fescue Turf Growth

聚合物包膜尿素氮释放特性及其对高羊茅草坪生长的影响

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Please quote for 100, 000 metric tons of urea FOB London.

请你方报100, 000公吨尿素的FOB伦敦 价.

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Microbiol protein which the microbe in rumen of ruminant synthetise by using urea can be digested, assimilated and utilized by ruminant itself.

反刍家畜瘤胃微生物利用尿素合成的微生物蛋白质，能被家畜自身消化、吸收、利用。

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