单词 | 磷酸盐 |
释义 | 〔dextroamphetamine〕A white crystalline compound, C9H 13N, that is the dextrorotatory isomer of amphetamine and is used in the form of its phosphate or sulfate salt as a central nervous system stimulant. 右旋氨基丙苯:一种白色的结晶化合物C9H 13N,为氨基丙苯的右旋同分异构体,其磷酸盐或硫酸盐形式可做为中枢神经系统兴奋剂 〔phospholipid〕Any of various phosphorous-containing lipids, such as lecithin and cephalin, that are composed mainly of fatty acids, a phosphate group, and a simple organic molecule. Also called phosphatide 磷脂:一种含磷的油脂,如卵磷脂和脑磷脂,主要由脂酸、磷酸盐和一个简单的有机分子组成 也作 phosphatide〔phosphatize〕To change into phosphates or a phosphate.使磷化:使变成磷酸盐〔amphetamine〕A derivative of amphetamine, such as dextroamphetamine or a phosphate or sulfate of amphetamine, used as a central nervous system stimulant in the treatment of certain conditions, such as narcolepsy and depression.硫酸苯丙胺:安非他明的衍生物,如右旋安非他明,或其磷酸盐或硫酸盐,在治疗某种病状如发作性睡病和精神抑郁时可用作中枢神经系统兴奋剂〔superphosphate〕A mixture of gypsum and monobasic calcium phosphate resulting from the action of sulfuric acid on phosphate rock, used as a fertilizer.过磷酸钙:由石膏和一价钙混合组成的磷酸盐,由于磷酸对磷盐岩的作用产生,用作化肥〔mutase〕Any enzyme that catalyzes the rearrangement of atoms within a molecule, especially one that causes the transfer of a phosphate group from one carbon atom to another.歧化酶:任何一种在一个分子内能催化原子重新排列的酶,特别是那种引起一个磷酸盐基从一个碳原子向另一个碳原子转移的酶〔GMP〕A nucleotide composed of guanine, ribose, and one phosphate group that is formed during protein synthesis. Also called guanylic acid GMP:一种核苷酸,由鸟嘌呤、核糖和蛋白质合成过程中产生的磷酸盐类构成 也作 guanylic acid〔diphosphate〕An ester of phosphoric acid containing two phosphate groups.二磷酸盐:含有两个磷酸根的磷酸盐〔phosphaturia〕An excess of phosphates in the urine.高磷酸盐尿:尿中磷酸盐过量〔RNA〕A polymeric constituent of all living cells and many viruses, consisting of a long, usually single-stranded chain of alternating phosphate and ribose units with the bases adenine, guanine, cytosine, and uracil bonded to the ribose. The structure and base sequence of RNA are determinants of protein synthesis and the transmission of genetic information. Also called ribonucleic acid 核糖核酸:是所有活细胞和许多病毒的一种聚合组成要素,由一条长的、通常是单线的相互交替的磷酸盐和核糖单位组成,核糖上又附着有腺嘌呤,鸟嘌呤,胞核嘧啶及尿喀啶等基本成分。核糖核酸的结构及基本顺序是蛋白质的合成及遗传信息的决定因素 也作 ribonucleic acid〔phosphorite〕A sedimentary rock consisting predominantly of apatite and other phosphates.磷灰岩,磷钙土:主要由磷灰石和其它磷酸盐组成的沉积岩〔calcitonin〕A peptide hormone, produced by the thyroid gland in human beings, that lowers plasma calcium and phosphate levels without augmenting calcium accretion. Also called thyrocalcitonin 降钙素:一种缩氨酸荷尔蒙,由人体内的甲状腺产生。在不增加钙含量的情况下,可降低血中钙和磷酸盐的含量 也作 thyrocalcitonin〔phosphate〕A salt or an ester of phosphoric acid.磷酸盐、磷酸脂:磷酸的一种盐或脂〔phosphofructokinase〕A glycolytic enzyme that catalyzes the phosphorylation of fructose phosphate.磷酸果糖激酶:一种催化果糖磷酸盐磷酸化的糖分解酶〔phosphorus〕Symbol P A highly reactive, poisonous, nonmetallic element occurring naturally in phosphates, especially apatite, and existing in three allotropic forms, white (or sometimes yellow), red, and black. An essential constituent of protoplasm, it is used in safety matches, pyrotechnics, incendiary shells, and fertilizers and to protect metal surfaces from corrosion. Atomic number 15; atomic weight 30.9738; melting point (white) 44.1°C; boiling point 280°C; specific gravity (white) 1.82; valence 3, 5. See table at element 符号 P 磷:一种易起化学反应的、有毒的非金属元素,常在磷酸盐中天然存在,尤其是磷灰石,以三种同素异形的形式存在,为白色(有时是黄色),红色和黑色,是原生质的基本成分,可用于安全火柴、烟花、燃烧弹和化肥,还可以保护金属表面免于腐蚀。原子序数为15;原子量30.9738;熔点(白色的)为44.1°C;沸点为280°C;比重(白色的)1.82;化合价3,5 参见 element〔parathion〕thio(phosphate) [phosphoric acid salt] thio- phosphate thio(phosphate) [磷酸盐] thio- phosphate〔phosphorylate〕To add a phosphate group to (an organic molecule).使磷酸化:把一个磷酸盐组加到有机分子中〔apatite〕A natural, variously colored calcium fluoride phosphate, Ca5F(PO 4) 3, with chlorine, hydroxyl, or carbonate sometimes replacing the fluoride. It is a source of phosphorus for plants and is used in the manufacture of fertilizers. 磷灰石:一种自然的,多色的钙氟化物磷酸盐,Ca5F(PO 4) 3,其氟化物成分有时被氯,羟基或碳酸盐所取代。它是植物的一种磷肥并用来制造化肥 〔apyrase〕Any of various enzymes that catalyze the hydrolysis of ATP, causing the release of phosphate and energy.三磷酸腺苷双磷酸酶:催化ATP水解以释放磷酸盐和能量的过程的一种酶〔superphosphate〕An acid phosphate.磷酸的:酸性磷酸盐〔phosphorylase〕An enzyme that catalyzes the production of glucose phosphate from glycogen and inorganic phosphate.磷酸化酶:一种催化从糖原和无机磷酸盐中产生葡萄糖磷酸盐的酶〔Fosamax〕A trademark used for the drug alendronate.阿仑唑奈、胺丁羟磷酸盐药剂的商标〔GTP〕A nucleotide composed of guanine, ribose, and three phosphate groups and necessary for the synthesis of RNA.三磷酸鸟苷:由鸟嘌呤、核酸和三组磷酸盐组成的核苷核酸,为合成核糖核酸的必备成分 |
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