查询词典 acid ratio

The properties of performic acid, peracetic acid, and perpropionic acid are reported and are compared with peroxymonosulfuric acid.

该performic酸，过氧乙酸属性和perpropionic酸的报告，并与peroxymonosulfuric酸比较。

Four series and sixteen solid complexes of rare earth chloride with 1-naphthoic acid (L_1),benzoic acid (L_2),phenylacetic acid (L_3) and Mandelic acid (L_4) have been synthesized by method of solid state reaction at low temperature,and then these complexes were characterized by chemical analysis methods.

本文采用低温固相合成法，以稀土氯化物、1—萘甲酸(HL_1)、苯甲酸(HL_2)、苯乙酸(HL_3)、苯羟乙酸(HL_4)为原料，以六次甲基四胺为质子受体，合成并表征了四个系列十六种固态配合物。

The content of ferulaic acid is least, its range is 0.496～12.566μg·g~(-1), the content in old-growth Chinese fir soil is more than 5μg·g~(-1), and others are less than 5μg·g~(-1). The content of three phenylic acids in 0~20cm depth soil is larger than 20~40cm. Along the ecosystem conversion direction, in 0~20cm and 20~40cm depth soil, the laws of P-hydroxybenzoic acid, ferulic acid and vanillic acid content are complex, does not exist apparent refularity.

其中对羟基苯甲酸含量最大，大小范围为2.233～19.589μg·g~(-1)，其中只有二代杉木人工林的20～40cm层土壤的酚含量小于5，其他的都大于5；香草酸次之，大小范围为0.912～5.683μg·g~(-1)，其中只有天然更新常绿阔叶林的酚含量大于5，其他的都小于5；阿魏酸含量最小，大小范围为0.496～12.566μg·g~(-1)，其中老龄杉木林的0～20cm和20～40cm层土壤的酚含量大于5，其他的都小于5。

Detect with Western Blot protein of MAb counterpoise form and the natural phosphoric acid is enzymatic reactivity in the cell, obtain 6 individual plant to be able to be stabilized in all secrete the individual plant of cross tumour cell that fights phosphoric acid enzymatic MAb, go enzymaticly to study double particularity phosphoric acid further phosphation action mechanism and its activation formerly in mitosis way of enzymatic signal of albumen phosphoric acid turns guide provide strong tool.

用Western blot检测mAb对重组蛋白和细胞中天然磷酸酶的反应性，共获得6株可稳定分泌抗磷酸酶mAb的杂交瘤细胞株，为进一步探究双特异性磷酸酶的去磷酸化功能机理以及其在有丝分裂原激活蛋白磷酸酶信号途径中的信号转导提供强有力的工具。

Twenty-seven compounds were isolated from the methanol extract of the stems of Pinus massoniana by means of chromatographic methods, and their structures were elucidated as 8(14),15-Pimaradien-19-oic acid (1), Pimaric (2), Podocarpic acid (3), 12-Hydroxydehydroabietic acid (4), Dehydroabietic acid (5), 15-Hydroxydehydroabietic (6), 3β-Methoxyserrat-14-en-21-one (7), 3β-Hydroxy- serrat- 14-en-21-one (8), 3β-Methoxyserrat-14-en-21-one-30-al (9),(24R)-Stigmst- 4-ene-3-one (10),β-sitosterol (11),-3-Hydroxy-5-methoxy-stilbene(12), 4-Hydroxy-3- methoxycinnamaldehyde (13),-Ferulic acidtetracosyl ester (14), Alkylferulates (15), Pinocembin (16), Coniferaldehyde (17), Matairesinol (18),-Nortrachelogenin (19), Balanophonin (20), Cedrusin (21),-Pinoresinol (22), Tanegoside (23), 1,2-Bis-(4-hydroxy-3- methoxyphenyl)-propane-1,3-diol (24),(1S*, 2S*)-1-(4- Hydroxyphenyl) glyceri...

同时对马尾松枝条的甲醇提取物利用各种色谱技术进行了分离纯化，并利用现波谱技术鉴定了27个化合物的结构，分别为：8(14)，15-Pimaradien-19-oic acid (1)、海松酸(2)、罗汉松酸(3)、12-羟基脱氢松香酸(4)、脱氢松香酸(5)、15-羟基-脱氢松香酯(6)、3β-甲氧基-锯齿石松-14-烯-21-酮(7)、3β-Hydroxyserrat-14-en-21-one (8)、3β-Methoxyserrat-14-en-21– one-30-al (9)、(24R)-豆甾-4-烯-3-酮(10)、-3-羟基-5-甲氧基-二苯乙烯(12)、4-Hydroxy-3-methoxycinnamaldehyde (13)、-Ferulic acidtetracosyl ester (14)、Alkylferulates (15)、Pinocembin (16)、Coniferaldehyde (17)、罗汉松树脂酚(18)、 Balanophonin (20)、tanegoside (23)、1，2-Bis-(4-hydroxy- 3-methoxyphenyl)-propane- 1，3-diol (24)、(1S*，2S*)- 1-(4-hydroxyphenyl)glycerins (25)、(1R*，2R*)-1-(4-hydroxy- phenyl)gly-cerins (26)和赤松素(27)。

By using the sodium silicate and waste hydrochloric acid as raw materials, polysilicic acid is prepared. The study shows that, under the conditions of the concentration of sodium silicic acid being 4%-8%, the pH, and the reaction time being about 5 hour, the stable polysilicic acid is made.

以水玻璃、废盐酸为原料，制备聚硅酸，研究表明：在硅酸钠浓度为4%~8%，pH小于4的条件下，室温熟化5h左右，可制得稳定的聚硅酸。

4Mm harvested in preculture, is the best. In this form, Rhizopus oryzae R1021 produced most L-lactic acid (76. 62g/L), the pellet size in production medium in flask and fermentor are 1. 9mm and 2. 6mm, respectively, and its L-lactic acid productivity reached or exceeded that of the immobilized cell with polyurethane foam. The produced L-lactic acid and the yield of L-lactic acid based on the total glucose and the productivity are above 74g/L and 74% and 2. 69g/L h, respectively, in 7 batches repetitive fermentation in fermentor, and the size of pellets remain 2. 6mm～3. 4mm.

摇瓶种子培养获得的菌球直径为1.4mm时，这种大小的菌球产酸最高，为76.62g/L；研究表明以直径1.4mm的菌球为种子，在摇瓶发酵和发酵罐发酵中菌球大小分别为1.9mm和2.6mm；这种菌球的产酸水平最高，可以达到甚至超过聚氨酯泡沫载体固定化细胞发酵乳酸的水平；在反复7批次发酵罐发酵过程中，菌球的大小始终保持在2.6mm～3.4mm之间，L-乳酸产量、得率和生产能力分别保持在74g/L、74％和2.69g/L h以上。

In organic acid the content of quinic acid is most high, the content drops as roasting temperature is rising, and formic acid and fumaric acid content are low.

有机酸中以quinic acid含量最高，含量随著烘焙温度的上升而下降，而formic acid以及fumaric acid含量则偏低。

When deacidification with resins,the flow rate is an important effect factor. The slower the flow rate, the higher the volume of kiwi wine obtained, three weakly basic anion exchange resins, for the absorption order of the main organic acid of kiwi wine , citric acid is first, malic acid is the second, the last one is quinic acid.

流速是影响离子交换树脂降酸的重要因素，较小的流速可使猕猴桃酒获得较大的处理量，树脂对主要有机酸的吸附顺序首先是柠檬酸，其次是苹果酸，最后才是奎尼酸。

The results showed:the fatty acid composi- tion of crude fish oil and refined fish oil of Rachycentron canadum Linnaeus muscle have not the obvious change,mainly the 18 kinds of fatty acids of C_(14)～C_(22);the content of unsaturated fatty acid was 44.31% and 48.53% respectively;the total content of eicosapentaenoic acid and doconsahexaenoic acid...

结果表明：军曹鱼鱼肉粗鱼油和精制鱼油脂肪酸组成没有明显变化，主要由C14～C22的18种脂肪酸组成，不饱和脂肪酸含量分别为44.31%、48.53%；二十碳五稀酸和二十二碳六稀酸总量分别为13.67%、14.88%；酶解蛋白粉粗蛋白含量为95.77%，脂肪含量0.32%，灰分5.45%，具有高蛋白、低脂肪、矿物元素丰富的特点；必需氨基酸占氨基酸总量的41.58%，必需氨基酸之间比例适宜，符合FAO/WHO推荐的理想蛋白质模式。

The circulation, consumption and reproduction of the trilogy have not only testified to its historical significance and literariness, but also invested it with new meanings.

该三部曲的流通、消费与再生产不仅验证了其历史意义及文学性，而切还赋予它以新的意义。

If he thought that he could buy me off, he would be wrong.

如果他认为他可以收买我，那他就大错特错了。