查询词典 potassium acid carbonate

Many natural resins exist which contain carboxylic acid such as carboxy celluloses and proteins containing glutamic acid.

许多天然树脂存在，包含如羧基纤维素和蛋白质，含有谷氨酸羧酸。

Furthermore, the light and heat stability of carminic acid was studied, and the results showed that carminic acid was stable under the darkness and the scattered rays of indoor, but it was unstable in the sunshine and the incandescent lamp, its aqueous solution was stable even at lower than 90

此外，对胭脂红酸的热、光稳定性进行研究的结果表明：胭脂红酸在遮光和室内散射光的情况下是稳定的，在白炽灯下不稳定，在阳光下极不稳定；在90℃以下胭脂红酸溶液是稳定的。

The components of fatty acid in carya cathayensis oil are obviously more than that extracted by Soxhler, and the contents of unsaturated fatty acid ...

经分析测定超声波法提取山核桃油的脂肪酸成分明显多于索氏法，其不饱和脂肪酸含量也明显高于索氏法提取的油脂的脂肪酸。

KDa. Phylogenetic tree analysis showed that the putative rice OsCAS had a high amino acid identity (99%) to maize β-caryophyllene synthase, whereas a low amino acid identity (51%) to those in other plants including Arabodopsis, Artemisia and cucumber.

系统进化树分析表明，水稻OsCAS基因编码蛋白的氨基酸序列与同为单子叶植物玉米的β-石竹烯合成酶氨基酸序列同源性达99%，而与其他植物的同源性仅51%。

Under technological conditions such as: room temperature, current density 200 A/m^2, anolyte acidity 0.5 mol/L chlorhydric acid, acidity of catholyte 1.5 mol/L chlorhydric acid, circulation of anolyte and catholyte 40 L/h, Ni(superscript 2+) concertration 0.85 mol/L, and the average cell voltage 1.3 V, the electricity consumption of dissolving a ton of nickel base alloy is 813 kWh, and the Ni(superscript 2+) retention rate of the ion exchange membrane is more than 99.5%.

在电流密度200 A/平方公尺、阳极酸度0.5 mol/L、阴极酸度1.5 mol/L、循环量40 L/h、Ni(上标 2+)浓度0.85 mol/L左右和室温的条件下电解，平均槽电压1.3 V，电溶1 t镍合金板耗电813 kWh，阴离子交换膜对镍的截留率大於99.5%。

The purification-pretreatment technique of 8 kinds of solid phase extracting column stuffing (silica gel, acid silica gel, Florisil, siliceous magnesium sorbent, Al2O3, celite 545, acid celite, Al2O3+silica gel) for the prepared polluted soil containing 13 kinds of organochlorine pesticides (α-HCH,β-HCH,γ-HCH,δ-HCH, o,p'-DDT, o,p'-DDE, p,p'-DDT, p,p'-DDD, p,p'-DDE, a-endosulfan, dieldrin, endrin, hexachlorobenzene) was screened prior.

用製备的8种固相萃取柱填料（硅胶，酸化硅胶，氟罗里硅土，硅镁型载体，Al2O3，硅藻土载体545，酸性硅藻土，Al2O3+硅胶）对含有13种有机氯农药的污染土壤的纯化预处理技术进行了优化筛选。

Objective:To observe the effect of Zhongfeng Xinglou TongFu Capsule on the balance of excitatory amino acid and inhibitory amino acid in cerebric tissues of rats with acute cerebral ischemic.

目的 观察中风星蒌通腑胶囊对急性脑缺血大鼠脑组织中氨基酸平衡的影响。

With cerous ammonium nitric-ethylene diamine tetraacetic acid as an initiator, and with the protection of the nitrogen the graft-copolymerization of methylacrylic acid and vinyl acetate on chitosan grafting was studied.

以硝酸铈铵－乙二胺四乙酸为引发剂，在N2气的保护下，研究了壳聚糖与甲基丙烯酸和醋酸乙烯酯两种单体的接技共聚反应。

The results showed that plant height, branching number, dry matter weight and uptake of B and Mo of Chamaecrista rotundifolia were increased by application of 1.0, 3.0, 7.0 mgkg^(-1) of boric acid or 0.5, 1.0, 4.0 mgkg^(-1) ammonium molybdate, the stabilities of cell wall, cell membrane and chloroplast membrane structure enhanced, the number of chloroplast increased, and the best effects were observed by the application of 3.0 mgkg^(-1) boric acid or 4.0 mgkg^(-1) ammonium molybdate.

结果表明，施用1.0、3.0、7.0mgkg^(-1)的硼酸或0.5、1.0、4.0mgkg^(-1)的钼酸铵都能增加圆叶决明的株高、分枝数、干物质重和硼／钼元素的吸收，稳定细胞壁、细胞膜、叶绿体膜的结构，增加叶绿体的数量；其中以3.0mgkg^(-1)的硼酸或4.0mgkg^(-1)的钼酸铵为最佳施用量。

Methods:The technique of anaerobic bacterium culture was used to investigate the change of the amount of the total acid and lactic acid of S.mutans,which was cultivated in medium containing chitosamine or without.

利用实验室厌氧菌培养法，观察变形链球菌在有或无甲壳胺的培养液中代谢后，总酸量及乳酸量的变化情况。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"