羧化度,degree of substitution,在线英语词典,英文翻译,专业英语

1) degree of substitution

羧化度

2) carboxylation

羧化

Proper conditions for the esterification reaction of starch with maleic anhydride were presented after examining the effects of several factors such as reaction temperature, reaction time, the ratio of reactants and water content on the degree of carboxylation(DC) and the degree of substitution(DS) of the product.

研究了反应温度、反应时间、投料比和介质中水含量等因素对反应产物羧化度和取代度的影响,获得了顺丁烯二酸酐与淀粉进行酯化反应的较适宜条件为6g淀粉与6g顺丁烯二酸酐以6mL吡啶为催化剂,30℃下在7mL水和30mLN,N二甲基甲酰胺的混合介质中反应9h,制得羧化度及取代度分别为34。

A new type of polymer supported β cyclodextrin is synthesized and its effect on catalytic carboxylation of phenol with carbon tetrachloride is investigated.

制取了一类新的聚苯乙烯（交联度２％）键联β－环糊精催化剂，研究了该催化剂对苯酚与四氯化碳的羧化反应。

3) solvent carboxylation

溶剂羧化

4) carboxylation efficiency

羧化效率

The results were as follows:while water supply tension was increased,soil water content was decreased gradually;the fresh and dry weights of shoot were at the same trend and were the maximum at the point of 30hPa,which was in- creased at the beginning and decreased later;the apparent quantum yield and carboxylation efficiency of Spi.

结果表明：供水吸力增加,土壤重量含水量逐渐减少；菠菜地上部分鲜重和干重变化趋势一致,先增加后减少,在吸力30hPa时最大；叶片的表观量子产量(AQY)和羧化效率(CE)明显降低；总P和可溶性糖含量逐渐增加,总N含量逐渐减少,总K含量基本没变化；Zn和Mn含量先增加后减小,在吸力100hPa时最大,Fe含量基本不变化。

The results showed that UV-B radiation made a decrease in light-saturated net photosynthesis rate (Ps), Ps at saturating Ci (Pm), apparent photosynthetic quantum yield (AQY), as well as carboxylation efficiency (CE).

用水培法研究了Ce(Ⅲ)对紫外辐射(UV-B,280￣320nm)胁迫下油菜幼苗光合量子效率与羧化效率变化对光合作用的影响。

Under water stress,the shoot increased rate,the water use efficiency and carboxylation efficiency of two peach varieties were studied under pot cultivation condition.

以盆栽短枝型桃品种超红短枝和普通型品种早红珠为试材,研究了水分胁迫对不同生长类型桃树新梢增长率、叶片水分利用效率和羧化效率的影响。

5) carbonization

羧化反应

The optimum condition for carbonization was found to be temp.

研究了以 2 ,5 -二氯苯酚为主要原料 ,经成盐脱水、羧化反应和O -烷基化反应合成麦草畏的工艺。

6) PEPC

PEP羧化酶

The result showed that the effect of application levels of nitrogen fertilizer on activity of RuBPC,PEPC and Pn was signal with different varieties having different appearances.

结果表明,氮肥施用量对RuBP羧化酶活性、PEP羧化酶活性和光合速率有明显影响,不同品种的表现不尽相同,东甜4号和东农早粘以N100处理最为适宜,东农248和四单19则以N200处理较好。

参考词条

羧化改性 RUBP-羧化酶电羧化羧化淀粉羧化酶羧化(作用) 羧化物羧化作用羧化衍生物羧化壳聚糖电化学羧化动态过程控制

补充资料：N-(羧甲基)-N-[2-[(羧甲基)氨基]乙基甘氨酸三钠盐

CAS: 19019-43-3

中文名称: N-(羧甲基)-N-[2-[(羧甲基)氨基]乙基甘氨酸三钠盐; N-(羧甲基)-N-N'-乙烯二甘氨酸三钠盐

英文名称: Glycine, N-(carboxymethyl)-N-[2-[(carboxymethyl)amino]ethyl ] -, trisodium salt
N-(Carboxymethyl)-N,N'-ethylenediglycine, trisodium salt
n-(carboxymethyl)-n-[2-[(carboxymethyl)amino]ethyl]-glycin trisodium salt
Glycine,N-(carboxymethyl)-N-[2-[(carboxymethyl)amino]ethyl ]-,trisodium salt
N-(Carboxymethyl)-N,N'-ethylenediglycine,trisodium salt

说明：补充资料仅用于学习参考，请勿用于其它任何用途。

首页 \| 翻译 \| 影视 \| 论坛 \| 索引羧化乳胶去羧化 RuBP羧化酶羧化速率羧化胶乳羧化聚醚

1) degree of substitution 羧化度 2) carboxylation 羧化 1. Proper conditions for the esterification reaction of starch with maleic anhydride were presented after examining the effects of several factors such as reaction temperature, reaction time, the ratio of reactants and water content on the degree of carboxylation(DC) and the degree of substitution(DS) of the product. 研究了反应温度、反应时间、投料比和介质中水含量等因素对反应产物羧化度和取代度的影响,获得了顺丁烯二酸酐与淀粉进行酯化反应的较适宜条件为6g淀粉与6g顺丁烯二酸酐以6mL吡啶为催化剂,30℃下在7mL水和30mLN,N二甲基甲酰胺的混合介质中反应9h,制得羧化度及取代度分别为34。 2. A new type of polymer supported β cyclodextrin is synthesized and its effect on catalytic carboxylation of phenol with carbon tetrachloride is investigated. 制取了一类新的聚苯乙烯（交联度２％）键联β－环糊精催化剂，研究了该催化剂对苯酚与四氯化碳的羧化反应。 3) solvent carboxylation 溶剂羧化 4) carboxylation efficiency 羧化效率 1. The results were as follows:while water supply tension was increased,soil water content was decreased gradually;the fresh and dry weights of shoot were at the same trend and were the maximum at the point of 30hPa,which was in- creased at the beginning and decreased later;the apparent quantum yield and carboxylation efficiency of Spi. 结果表明：供水吸力增加,土壤重量含水量逐渐减少；菠菜地上部分鲜重和干重变化趋势一致,先增加后减少,在吸力30hPa时最大；叶片的表观量子产量(AQY)和羧化效率(CE)明显降低；总P和可溶性糖含量逐渐增加,总N含量逐渐减少,总K含量基本没变化；Zn和Mn含量先增加后减小,在吸力100hPa时最大,Fe含量基本不变化。 2. The results showed that UV-B radiation made a decrease in light-saturated net photosynthesis rate (Ps), Ps at saturating Ci (Pm), apparent photosynthetic quantum yield (AQY), as well as carboxylation efficiency (CE). 用水培法研究了Ce(Ⅲ)对紫外辐射(UV-B,280￣320nm)胁迫下油菜幼苗光合量子效率与羧化效率变化对光合作用的影响。 3. Under water stress,the shoot increased rate,the water use efficiency and carboxylation efficiency of two peach varieties were studied under pot cultivation condition. 以盆栽短枝型桃品种超红短枝和普通型品种早红珠为试材,研究了水分胁迫对不同生长类型桃树新梢增长率、叶片水分利用效率和羧化效率的影响。 5) carbonization 羧化反应 1. The optimum condition for carbonization was found to be temp. 研究了以 2 ,5 -二氯苯酚为主要原料 ,经成盐脱水、羧化反应和O -烷基化反应合成麦草畏的工艺。 6) PEPC PEP羧化酶 1. The result showed that the effect of application levels of nitrogen fertilizer on activity of RuBPC,PEPC and Pn was signal with different varieties having different appearances. 结果表明,氮肥施用量对RuBP羧化酶活性、PEP羧化酶活性和光合速率有明显影响,不同品种的表现不尽相同,东甜4号和东农早粘以N100处理最为适宜,东农248和四单19则以N200处理较好。参考词条羧化改性 RUBP-羧化酶电羧化羧化淀粉羧化酶羧化(作用) 羧化物羧化作用羧化衍生物羧化壳聚糖电化学羧化动态过程控制补充资料：N-(羧甲基)-N-[2-[(羧甲基)氨基]乙基甘氨酸三钠盐 CAS: 19019-43-3 中文名称: N-(羧甲基)-N-[2-[(羧甲基)氨基]乙基甘氨酸三钠盐; N-(羧甲基)-N-N'-乙烯二甘氨酸三钠盐英文名称: Glycine, N-(carboxymethyl)-N-[2-[(carboxymethyl)amino]ethyl ] -, trisodium salt N-(Carboxymethyl)-N,N'-ethylenediglycine, trisodium salt n-(carboxymethyl)-n-[2-[(carboxymethyl)amino]ethyl]-glycin trisodium salt Glycine,N-(carboxymethyl)-N-[2-[(carboxymethyl)amino]ethyl ]-,trisodium salt N-(Carboxymethyl)-N,N'-ethylenediglycine,trisodium salt 说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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