| 单词 | urea |
| 释义 | urea noun[U] chemistryspecializeduk/jʊəˈriː.ə/us/jʊˈriː.ə/asubstancefoundinurineand also made fromammonia, used infertilizers,animalfeed, and in theplasticsindustry 尿素Chemical elements
You can also find related words, phrases, and synonyms in the topics: Substances & structures in the body urea| American Dictionaryurea noun[U] us/jʊˈri·ə/biology acolorlesssubstancefoundinurine Examplesofureaurea Thereby, a continuous supply ofureaand amino acids to an open reaction system would be expected to overcome this limitation. From theCambridge English Corpus The glomerular lesions and disappearance of glomeruli compromised the renal function of these animals, a fact reflected in raised serum potassium andureaconcentrations. From theCambridge English Corpus However, she showed high serumureaand creatinine levels and it was impossible to decrease fluid overload because of poor hemodynamic status. From theCambridge English Corpus During that time period, the ammonium loss from sulphur-coatedureawas significantly greater than that measured from the composted dairy manure. From theCambridge English Corpus Like sulphur-coatedurea, composted dairy manure and poultry litter are considered slow release fertilizers. From theCambridge English Corpus The pellet was dried, resuspended inureadye, electrophoresed in a 10 %urea-acrylamide gel (denaturing and preparative gel) and transferred to nitrocellulose membrane. From theCambridge English Corpus Likewise, the saturating rate is independent ofureaconcentration, indicating that this step buries a negligible amount of surface area. From theCambridge English Corpus They were fed with rice straw treated with 50 gurea/l as the source of roughage throughout the experiments. From theCambridge English Corpus Managing crop residue with green manure,urea, and tillage in a rice-wheat rotation. From theCambridge English Corpus The high grain ration initially comprised 50 % rolled sorghum and 50 % feedlot meal mix (lucerne, sorghum, barley, molasses, macronutrients, noureaor antibiotics). From theCambridge English Corpus Many elderly patients are admitted to hospital with a raisedurea, usually considered to be caused by dehydration. From theCambridge English Corpus Afterureaapplication, one field was not harvested due to the death of the far mer, and another due to drought. From theCambridge English Corpus The price ofureahas been used as a base value for the estimation of these prices. From theCambridge English Corpus As a result, seven fields were not planted and, in a further seven fields, not all the requiredureawas applied. From theCambridge English Corpus Individual oligomers produced in heating experiments onurea-amino acid mixtures were analysed using a liquid chromatograph mass spectrometer. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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