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211. Through a series of laboratory and small pilot scale continuous experiments, the feasibility of urea - calcium superphosphate production with Yichang phosphorous ore has been proved .

212. The optimum moisture for the rate of urea hydrolysis and the dry matter degradation in sacco of straw is 40%.

213. This article discusses the principal for dust formation and the available measures for dust removal in urea prilling process.

214. We also improved the conventional formol-H2SO4 titrimetric method, and applied it into the determinations of the contents of amide nitrogen and total nitrogen in urea nitrate metal complexes.

215. Oil leakage from the compressor in the urea battery limits can be known by determination of the oil content in the ammonium carbonate solution.

216. Determining urea density according to the need in practical situation was reccommended.

217. The paper has made a comparison of syntheses and properties between melamine urea formaldehyde resin and melamine resin.

218. The reactions are selectively compatible with such diverse slurry additives as alcohols, glycols, glycerol, urea, formamide.

219. We needed join a few stabilizing agent such as chelate or coordination agent to keep the stabilization of the urea peroxide.

220. Urea cycle disorder (UCD) is one of inborn error diseases. Citrullinemia is the most common disease (1/57000) among them, followed by argininosuccinic acidemia (ASA) (1/70000).

221. Urea, Steel, Scrap Steel, Crude Oil(sentencedict.com/urea.html), Selen 74 Steel and Steel Products and Components.

222. Follow-up homework will be at its ammonia plant and the installation of other equipment of urea plant process.

223. Changes of blood glucose ( BG ), HbA _ 1 c , urinary microalbumin ( m - Alb ), serum creatinine ( SCr ) and blood urea nitrogen ( BUN ) < ...

224. This paper mainly states the appliances and production processes of controlled-released fertilizers, feed additives, cyanuric acid and melamine derivated from urea.