carbamide
n. 尿素,碳酰二胺;脲
2026-03-20 20:09 浏览次数 29
n. 尿素,碳酰二胺;脲
carbamide scraper硬质合金刮刀
methylergol carbamide麦角乙脲
carbamide peroxide[有化] 过氧化脲;过氧化胺
ethyl carbamide乙基脲
carbamide resin脲树脂;碳酰氨树脂
carbamide solution尿素溶液
carbamide method尿素法
blood carbamide血尿素
sulfathiazole carbamide磺胺噻唑脲
taking corn starches as raw material, sodium tripolyphosphate as esterifying agent and carbamide as catalyst, high-viscosity phosphate starch is prepared by semidry process.
以玉米淀粉为原材料、三聚磷酸钠为酯化剂、碳酰二胺为催化剂,半干法制备了高粘度磷酸酯淀粉。
the paper introduces the main element of influencing carbamide utilizing rate and the research method of a new type urease-inhibitor.
本文介绍了影响尿素利用率的主要因素和一种新型脲酶抑制剂的研究方法。
the intrinsic factors and outer complications of carbamide caking were investigated by experimentation in text.
本文研究了尿素结块的内在原因与外在影响因素。
under general conditions, the complete emission of ammonia from the wall of residence where the antifreeze containing carbamide has been used needs about 10~32 years.
在一般的情况下,使用含尿素防冻剂的住宅,其墻体中氨释放完全大约需要10~32年。
the use, production method and the situation at home and abroad of some carbamide downstream product which have broad market prospect were reviewed.
介绍了几种具有广阔市场前景的尿素下游产品的用途、生产方法及国内外生产情况。
selected the suitable wave length and color conditions, the trace carbamide in waste stripping liquid was determined by the colorimetry method of paradimethylaminobezaldehyde.
通过正确选择波长、显色条件等,使用对二甲氨基苯甲醛比色法能準确测定解析废液中微量尿素的含量。
they say hydrogen paroxide peroxide or carbime carbamide peroxide may also help.
他们说过氧化氢或过氧化脲可能有作用。 。
in this article, both the inventory ratio of lauxite produced in the lab and the way to feed carbamide in the experiment are discussed, and the best inventory ratio is obtained.
就脲醛树脂的投料比,以及分批加入尿素进行了实验探讨,得出最佳投料比。
hejian chemical fertilizer plant was set up in 1970. it「s a small nitrogenous fertilizer company which produces carbamide and had given important contribution to local and hebei province」s economy.
河间化肥厂始建于1970年,是一家以尿素产品为主的小氮肥企业。自从成立以来,化肥厂对当地以及河北省的经济发展发挥了重要作用。
in this paper, two rapid detection methods for carbamide in milk, namely p-dimethylaminobezaldehyde method and nitrite-griess method, were developed.
建立了对二甲氨基苯甲醛法和亚硝酸盐——格里斯试剂法两种对牛奶中掺入的尿素的快速检测方法。
extra fine powder of acicular barium carbonate is prepared using barium chloride and carbamide as raw material by using homogeneous precipitation method.
以氯化钡和尿素为原料,采用均相沉淀法制备针状碳酸钡超细粉体。
in this thesis, the changes of the circulation-time according to different size particles of the broad size coarse carbamide particles were studied.
本文选用宽粒度分布大颗粒尿素物料,在带导流管的喷动流化床中,测定了在不同操作参数条件下,不同粒径粒子的平均循环时间。
the characters and the application of carbamide are introduced, and the application and the mechanism as cooking reagent and protecting-bleaching reagent are mainly discussed.
介绍了尿素的性质及其应用,主要论述了尿素作为蒸煮剂及漂白保护剂的应用及机理。
the plant added carbamide as reducer into calciner continuously.
该工厂使用尿素作为还原剂,向分解炉内连续加入。
the oicftr had little effect on the soil acidity, but the carbamide did.
茶渣肥对土壤酸化具有缓沖作用,而尿素对土壤则没有缓沖作用;
this article summarizes the application and development trend of novel carbamide and other fertilizer products. it also discusses the production and application of down stream fine chemical products.
概述了新型尿素的应用和发展趋势,并对尿素下游精细化工产品的生产和应用进行了阐述。
the optimal conditions for synthesis of alkali green 4 are reported, including the carbamide and zinc chloride as catalyst, chloranil and bichrome as oxidation agent in the acetic acid medium.
报道了合成堿性绿-4的最佳条件:在醋酸介质中,尿素、氯化锌为催化剂,四氯苯醌和重铬酸钾为氧化剂;
open cell aluminum foams were prepared by traditional powder metallurgy process, with spherical carbamide particles as the space-holder. the properties of open cell aluminum foams were studied.
以球形尿素颗粒为造孔剂,采用传统的粉末冶金工艺制备开孔泡沫铝并研究了其性能。
the wax can be softened with mineral oil, glycerin or ear drops. hydrogen peroxide or carbamide peroxide may also help.
耳垢可以被矿物油,甘油或滴耳液软化,过氧化氢(双氧水)或过氧化脲可能也有帮助。
open cell aluminum foams were prepared by traditional powder metallurgy process, with spherical carbamide particles as the space-holder.
以球形尿素颗粒为造孔剂,采用传统的粉末冶金工艺制备开孔泡沫铝并研究了其性能。
several kinds of production processes of mercaptoacetic acid were introduced. sulfo carbamide process was used in many plants in our country. the process was suitable to small scale production.
介绍了巯基乙酸的几种生产工艺,我国的许多厂家均采用硫脲法,该法适合于小规模生产。
they say hydrogen peroxide or carbamide peroxide may also help.
他们说过氧化氢和过氧化脲也可能对此会有帮助。
in carbamide homogeneous precipitation system, under the condition of the different reagents concentration, the precipitation particles with diverse morphologies were obtained.
尿素均匀沉淀体系中,反应物浓度的不同使粒子呈现出形貌的多样性。
the wax can be softened with mineral oil, glycerin or ear drops. hydrogen peroxide or carbamide peroxide may also help.
他们说,矿物油,甘油或滴耳剂可以使耳垢软化,过氧化氢或过氧化脲也可以起到帮助。
the preparation in high-temperature, low-temperature and room temperature was observed, and its clinical effects were studied in comparison with carbamide cream.
方法按制备乳膏的一般方法制备尿囊素乳膏,考察制剂对高温、低温的稳定性和室温留样观察,并将尿素乳膏作对照,观察临床疗效。
so the mixture of sulphur and carbamide is added after the solution appears colour, which makes the stable time of colour longer and the result more accurate.
为此,在显色后的溶液中加硫脲使颜色的稳定时间延长,提高了测试结果的準确性。