酸
- 基本解释 (translations)
- acerbity · acid · acids · tartness · hypoacidity · aminobenzene
- 词组短语
- A acid · sick at heart
- 更多网络例句与酸相关的网络例句 [注:此内容来源于网络,仅供参考]
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In order to research the relations of carbon sources to structure of PHAs, six kinds of PHAs sample were synthesized by activated sludge with six different carbon sources respectively in the aerobic-anaerobic-anoxic process. Their structures were determined by 〓HNMR、〓CNMR and GC-MS. When the carbon source was acetate, the unit composition of PHAs was 93. 91mol% 3-hydroxybutanoic acid and 6. 09mol% 3-hydroxypentanoic acid ; When the carbon source was propionate, the unit composition of PHAs was 28. 66mol% HB, 63. 13mol%HV, 2. 55mol% 2-methy-3-hydroxy-butanoic acid (2MHB) and 5. 66mol% 2-methyl-3-hydroxypentanoic acid (2MHV); When the carbon source was 80% butyrate and 20% 1, 4-butanediol, the unit composition of PHAs was 65. 03mol% HB, 28. 06mol%HV, 1. 91mol%2MHB, 2. 69mol% 2MHV, 0.73mol% 4-hydroxy butanoic acid (4HB), 0.78mol% 4-methyl-3-hydroxy-pentanoic acid (4MHV), 0.80mol% 3-hydroxyhexanoic acid ; When the carbon source was 20% butyrate and 80% 1, 4-butanediol, the unit composition of PHAs was 61. 39mol% HB, 23. 01mol%HV, 4. 58mol%2MHB, 5. 97mol% 2MHV, 0.91mol% 4HB, 2. 37mol% 4MHV, 1. 77mol% HHx; When the carbon source was 60% pentanoate and 40%glucose, the unit composition of PHAs was 41. 24mol% HB, 58. 76mol%HV; When the carbon source was 60% benzoate and 40% glucose, the unit composition of PHAs was 65. 48mol% HB and 34. 52mol% HV.
为了研究不同碳源与产物PHAs结构的关系,采用好氧-厌氧-缺氧模式利用6种不同碳源培养活性污泥得到6种不同的PHAs样品,通过〓HNMR、〓CNMR和GC-MS谱图确定了这6种PHAs的单体成分和比例:以乙酸钠培养活性污泥得到的PHAs的单体组成是93.91mol%3-羟基丁酸和6.09mol%3-羟基戊酸;以丙酸钠培养活性污泥得到的PHAs的单体组成除28.66mol%HB、63.13mol%HV外,另外还有2.55mol%3-羟基2-甲基丁酸(2MHB)和5.66mol%3-羟基2-甲基戊酸(2MHV);以80%丁酸钠和20%1,4-丁二醇混合溶液培养活性污泥得到的PHAs含有七种单体组成:65.03mol%HB,28.06mol%HV,1.91mol%2MHB,2.69mol%2MHV,0.73mol%4-HB(4-羟基丁酸),0.78mol%4MHV(3-羟基-4-甲基戊酸),0.80%HHx(3-羟基己酸);以20%丁酸钠和80%1,4-丁二醇培养活性污泥所得到的PHAs含有与3#样品相同的七种单体,只是比例不同,分别是61.39mol%,23.01mol%,4.58mol%,5.97mol%,0.91mol%,2.37mol%,1.77mol%;以60%戊酸钠和40%葡萄糖培养活性污泥所得到的PHAs由HB和HV组成,比例是41.24 mol%∶58.76 mol%;以60%苯甲酸钠和40%葡萄糖培养活性污泥所得到的PHAs也由HB和HV组成,比例是65.48 mol%∶34.52 mol%。
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I especially liked three Panzhihua specialties:酸辣蕨粉(sour-spicy rice noodles - fabulous),油底肉(a meat dish I don't know how to translate), and 鸡枞(turkey broth...hot, flavourful and nourishing).
我尤其喜欢攀枝花的三个特色菜:酸辣蕨粉、油底肉和鸡枞。
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The esterifying effects of monascus, daqu and rhizopus strain on single acid (acetic acid, caproic acid, lactic acid, butyric acid) and mixed acid (acetic acid,caproic acid,lactic acid, and butyric acid mixed together according to the ratio of 1∶1∶1∶1) were studied.
对红曲霉、大曲以及根霉菌对单一酸(乙酸、己酸、乳酸、丁酸)和混合酸(四大酸按1∶1∶1∶1混合)的酯化效果进行了研究,结果表明,红曲霉能促进己酸、丁酸及混合酸与乙醇的酯化作用,生成的酯类物质均为己酸乙酯,而且酯化能力极强;大曲能促进己酸、丁酸及混合酸与乙醇的酯化作用,生成的酯类物质均为己酸乙酯,并且能促进乙酸与乙醇的酯化生成乙酸乙酯;根霉能促进己酸和混合酸与乙醇的酯化作用,生成少量的己酸乙酯和乳酸乙酯。
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At the same time,in the yogurt酪氨酸regarding alleviates the human body which the psychological pressure oversized,is highly anxious and anxious initiates exhaustedly has the very big help.
同时,酸牛奶中的酪氨酸对于缓解心理压力过大、高度严重和焦虑而引发的人体怠倦有很大的帮助。
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At the same time, in the yogurt 酪氨酸 regarding alleviates the human body which the psychological pressure oversized, is highly anxious and anxious initiates exhaustedly has the very big help.
同时,酸奶中的酪氨酸对于缓解心理压力过大、高度紧张和焦虑而引发的人体疲惫有很大的帮助。
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Result 16 kinds of fatty acids were separated from Anak chicken muscle and identified. Among them, 7 kinds fatty acids, including lauric acid, myristic acid, pen-tadecanoic acid, palmitic acid, margaric acid, stearic acid and eicosanoic acid, were saturated fatty acids and its content accounted for 38.55% of the total fatty acids; 9 kinds fatty acids, including 11-teteadecenoic acid, 9-hexadecenoic acid, 9-vaccenic acid, 9,12-octadecadienoic acid, 6,9,12-octadeca-trienoic acid, 11-eicosenoic acid, 10, l3-eicosenoic acid, 7,10, 13-eicosatriennoic acid and 5,8,11,14-arachidonic acid, were unsaturated fatty acids, and its content accounted for 61.45% of the total fatty acids.
结果]安卡鸡肌肉中共分离和鉴定出16种脂肪酸,其中饱和脂肪酸7种,包括月桂酸、豆蔻酸、十五烷酸、棕榈酸、十七烷酸、硬脂酸和花生酸,其含量占总脂肪酸的38.55%;不饱和脂肪酸9种,包括11-十四碳烯酸、9-十六碳烯酸、9-十八碳烯酸、9,12-十八碳二烯酸、6,9,12-十八碳三烯酸、11-二十碳烯酸、10,13-二十碳二烯酸、7,10,13-二十碳三烯酸以及5,8,11,14-二十碳四烯酸,共含量占总脂肪酸的61.45%。
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In this paper, firstly using natural fatty acids including lauric acid, myristic acid, palmitic acid etc. and disproportionated rosin as starting materials, the acyl reaction of starting materials with SOCl_2 respectively, and then using Schotten-Baumann condensation: on the reaction conditions of alkalescence, condensation of acylchloride with amino acid (sarcosine, glycine, alanine etc.), and then acidification, saltation. A series of anionic surfactants of N-acyl amino: sodium N-fatty acyl sarcosinate (SFS-12, SFS-14, SFS-16); sodiun N-fatty acyl glycinate(SFG-12, SFG-14, SFG-16); sodium N-fatty acyl alaninate(SFA-12, SFA-14, SFA-16)and sodium N-disproportionated rosinoyl aminatewere prepared. During the preparation of N-acylamino acid, the reaction conditions of acylchloride with amino acid condensation were identified by optimizing the synthetic conditions of N-lauroyl sarcosine: mol ratio of amino acid to acylchloride 2:1, reaction taken place in a solvent composed by acetone/water 2:1, acylchloride and 20% NaOH were slowly added to the reaction mixture at the same time while maintaining the pH at 9~10, after completion of adding maintaining reacting for 2.5h at 25℃.
首先以月桂酸、肉豆蔻酸、棕榈酸等天然脂肪酸和歧化松香为原料,与氯化亚砜反应制得酰氯,然后采用Schotten-Baumann 缩合法路线,即在碱性条件下,酰氯和氨基酸(肌氨酸、甘氨酸、丙氨酸等)缩合,经过酸化、成盐,合成一系列氨基酸型阴离子表面活性剂:脂肪酰肌氨酸钠,即月桂酰肌氨酸钠(SFS-12)、肉豆蔻酰肌氨酸钠(SFS-14)、棕榈酰肌氨酸钠(SFS-16);脂肪酰甘氨酸钠,即月桂酰甘氨酸钠(SFG-12)、肉豆蔻酰甘氨酸钠(SFG-14)、棕榈酰甘氨酸钠(SFG-16);脂肪酰丙氨酸钠,即月桂酰丙氨酸钠(SFA-12)、肉豆蔻酰丙氨酸钠(SFA-14)、棕榈酰丙氨酸钠(SFA-16);N-歧化松香酰基氨基酸钠(sodium N-disproportionated rosinoyl aminate),即N-歧化松香酰基肌氨酸钠(sodium N-disproportionated rosinoyl sarcosinate ,简称SDRS)、N-歧化松香酰基甘氨酸钠(sodium N-disproportionated rosinoyl glycinate,简称SDRG)、N-歧化松香酰基丙氨酸钠(sodium N-disproportionated rosinoyl alaninate,简称SDRA)。
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become sour变酸: The thundery weather has turned the milk.
在雷雨欲来的天气牛奶变酸了。
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The combined acids , LHZZS,XDZZS and SLZZS, one of four fractions in montan resins from montan waxes from Liaohu, Xundian and Shulan brown coal respectively, were derived by CH 2N 2 to methyl esters and their chemical constituents and structural characteristic were studied on GC-MS.
结果显示,树脂结合酸均以正构烷酸为主要成份,其分布为C1 2 ~C2 8,高含量的正构烷酸集中在低碳数一端,C2 0 含量最高,其次为C1 6 ,而舒兰结合酸中,正构烷酸占绝对优势,且C1 6 为最高含量的化合物;去氢松香酸在每一个样品中含量较低,其它三环二萜酸,如松脂酸、三达松脂酸等异构体或立体异构体含量也非常低;具有五环三萜骨架的酸性物质,在潦浒、舒兰结合酸中比较丰富,其含量超过寻甸结合酸;在低碳数一端,存在着各种支链烷酸及苯甲酸、苯酚及取代物。
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Typically,0.2 mmol of cd solution, and 0.4 mmol of mpa solution were mixed in a 40 ml solution and the ph of the solution was 二氰基丙酸乙酯 to 10.0 by solution was palced in a three-necked flask and was deaerated.
通常情况下, 0.2浓度的镉环硫乙烷,和0.4浓度的mpa的混合溶液中40巯基丙酸甲酯溶液和ph值的溶液是调整,以10.0的溶液放置在是在三制作乙酸钙中,并除去溶液中的气体。
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acidophilous milk:酸乳;(嗜酸菌发酵的)酸牛奶;嗜酸菌乳
acidophilous 嗜酸的 | acidophilous milk 酸乳;(嗜酸菌发酵的)酸牛奶;嗜酸菌乳 | acidophobous 嫌酸的;避酸的
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Ala:丙氨酸
天冬氨酸(Asp) 苏氨酸(Thr) 丝氨酸(Ser) 谷氨酸(Glu) 甘氨酸(Gly) 丙氨酸(Ala) 缬氨酸(Val) 蛋氨酸(Met) 异亮氨酸(Ile) 亮氨酸(Leu) 酪氨酸(Tyr) 苯丙氨酸(Phe) 赖氨酸(Lys) 组氨酸(His) 精氨酸(Arg) 脯氨酸(Pro) 氨基酸总
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DOA:己二酸二辛酯
204) 邻苯二甲酸二甲酯(DMP) 邻苯二甲酸二乙酯(DEP) 顺丁烯二酸二甲酯(DMM) 顺丁烯二酸二丁酯(DBM) 顺丁烯二酸二辛酯(DOM) 顺丁烯二酸二乙酯(DEM) 己二酸二甲酯(DMA) 己二酸单乙酯(DEA) 己二酸二辛酯(DOA) 偏苯三酸三辛酯(
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fumarate:富马酸酶(或酯);反丁烯二酸(盐或酯)
fumarase富马酸酶;反丁烯二酸酶 | fumarate富马酸酶(或酯);反丁烯二酸(盐或酯) | fumaricacid富马酸;反丁烯二酸(食用酸化剂;增香剂)
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Histidine:组胺酸
完全蛋白质与不完全蛋白质的差别:人体需要九种必须氨基酸:色胺酸(Tryptophon) 离胺酸(Lysine) 甲硫胺酸(Methionine) 苯丙胺酸(Phenylalanine) 精胺酸(Arginine) 吉胺酸(Valine) 白胺酸(Leucine) 异白胺酸(Isoleucine) 组胺酸(Histidine) 含有九种必须氨基
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isoleucine:异 白 胺 酸
完全蛋白质与不完全蛋白质的差别:人体需要九种必须氨基酸:色胺酸(Tryptophon) 离胺酸(Lysine) 甲硫胺酸(Methionine) 苯丙胺酸(Phenylalanine) 精胺酸(Arginine) 吉胺酸(Valine) 白胺酸(Leucine) 异白胺酸(Isoleucine) 组胺酸(Hist
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Leucine:白胺酸
体液的中和作用 完全蛋白质与不完全蛋白质的差别:人体需要九种必须氨基酸: 色胺酸(Tryptophon) 离胺酸(Lysine) 甲硫胺酸(Methionine) 苯丙胺酸(Phenylalanine) 精胺酸(Arginine) 吉胺酸(Valine) 白胺酸(Leucine) 异白胺酸(Iso
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PRO:脯氨酸
(Glu) 脯氨酸(Pro) 甘氨酸(Gly)丙氨酸(Ala) 半胱氨酸(Cys) 缬氨酸(Val) 蛋氨酸(Met) 异亮氨酸(Ile) 亮氨酸(Leu)酪氨酸(Tyr) 苯丙氨酸(Phe) 赖氨酸(Lys组氨酸( His) 精氨酸(Arg)总氨基酸(Total AA)天冬氨酸(Asp) 丝氨酸(Ser) 苏氨酸(Thr) 谷氨酸(Glu) 脯氨酸(Pro) 甘氨酸(Gly)丙氨酸(Ala) 半胱氨酸(Cys) 缬氨酸(Val) 蛋氨酸(
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Tyr:酪氨酸
天冬氨酸(Asp) 苏氨酸(Thr) 丝氨酸(Ser) 谷氨酸(Glu) 甘氨酸(Gly) 丙氨酸(Ala) 缬氨酸(Val) 蛋氨酸(Met) 异亮氨酸(Ile) 亮氨酸(Leu) 酪氨酸(Tyr) 苯丙氨酸(Phe) 赖氨酸(Lys) 组氨酸(His) 精氨酸(Arg) 脯氨酸(Pro) 氨基酸总
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Val:缬氨酸
Ala) 缬氨酸( Val) 亮氨酸( Leu ) 异亮氨酸 ( Ile) 苯丙氨酸 (Phe ) 脯氨酸( Pro ) 甘氨酸 (Gly ) 蛋氨酸(Met)2 、不带电荷的极性R基氨基酸 共7种:甘氨酸(Gly) 丝氨酸(Ser) 苏氨酸 (Thr)半光氨酸(Cys) 酪氨酸(Tyr) 天冬酰胺(Asu) 谷胺酰胺(Gln)3、带负电荷的极性氨基酸(酸性aa) 2种 天冬氨酸(Asp)甘氨酸(Gly)4、带正电荷的