硝酸

In the presence of acetic acid and polyethylene glycol, anthracene reacted with ammonium ceric nitrate and sodium bromate to form anthraquinone.

在醋酸、聚乙二醇存在下，蒽与硝酸铈铵和溴酸钠反应生成蒽醌，聚乙二醇作为相转移催化剂可以提高反应的选择性。

By using ceric ammonium nitrate as the initiator, a superabsorbent polymer was prepared from graft copolymer of corn starch and acrylonitrile.

用硝酸铈铵作引发剂，通过水溶液聚合法制得了玉米淀粉接枝丙烯腈高吸水性树脂。

Using ceric ammonium nitrate as the initiator, a superabsorbent polymer was prepared from graft copolymer of corn starch and acrylamide.

用硝酸铈铵作引发剂，通过水溶液聚合法制得了玉米淀粉接枝丙烯酰胺高吸水性树脂。

The influences of inter-crosslinker and ratio of polyurethane-polyether to acrylic resin on the hydrophilic coating were investigated.The experimental data show that when the initiator is ammonium ceric nitrate and the inter-crosslinker is divinylbenzene in the preparation of polyurethane-polyether,the amount of ...

实验结果表明，在聚氨酯-聚醚树脂的制备中，用硝酸铈铵作引发剂，用二乙烯苯作内交联剂，在丙烯酸树脂的制备中，引发剂量为单体总质量的1.00%，聚氨酯-聚醚树脂与丙烯酸树脂的质量比为15∶1，制备的树脂转化率高，涂料亲水性能优异。

The effect of cerous nitrate on the activity of some ion-dependent ATPase such as Ca2+-ATPase, K+,Na+-ATPase and Mg2+-ATPase was studied in vivo.

研究了硝酸铈对大鼠内脏、大脑、肌肉中ATP酶活性的影响。

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。

Nanocrystalline CeO 2 were prepared by sol gel method using cerous nitrate and citric acid. The powders were analyzed by XRD. It was showed that the synthesized CeO 2 was cubic in structure and CeO 2 particles were basically spherical in shape.

摘 要：以硝酸铈和柠檬酸为原料，采用溶胶凝胶法制备了纳米CeO2 对反应温度、金属离子与配体的摩尔比、凝胶烘干温度、焙烧温度等制备条件对产物的影响进行了研究。

The CMC grafted polyacrylamide co polyacrylic acid at the same time was produced. The redox system of patassium sulfate and sodium bisulfite was used as the initiator instead of the cerous ammonium nitrate because of its cheapness.

以羧甲基纤维素为基质，以过硫酸钾-亚硫酸氢钠氧化还原引发体系代替相对昂贵的硝酸铈铵引发剂，成功的制备了羧甲基纤维素同时接枝聚丙烯酰胺-聚丙烯酸共聚物。

These results indicate that the wavelengths at adsorbing edge are affected by the content of cerous nitrate and the maximum absorption wavelength is about 481nm when the mole ratio of Ce/Ti is 1.0.For higher dosage of Cerium,the absorbance edge shifts to blue slightly.

结果表明，硝酸铈加入量影响催化剂的吸收带边，随用量增加，吸收带边红移至481nm(Ce/Ti=1.0，摩尔比)，继续增加用量，吸收带边轻微蓝移。

Cerium dioxide ultrafine powder is prepared by electrochemical method using composite coating of In-Ru-Ir as anode,cerous nitrate and ammonium nitrate as electrolyte.

以钛基钌-钇-铑涂层电极作为阳极，硝酸铈和硝酸铵作为电解液，电化学法制备二氧化铈超细粉体，用X射线衍射和透射电镜进行了表征，制备条件用正交实验设计进行优化；通过极化曲线，计算了电极过程动力学参数

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。