查询词典 chem.

The relative content of hydrazone structure was calculated based on the chem. shifts at different pH values. The acid-base dissociation equilibrium of these compounds was confirmed by IR spectra.

根据各种pH值的化学位移可计算腺结构的含量，用IR证实了这一系列化合物的酸碱离解平衡。

When the solution changed from acidic to basic, the chem. shifts of b-15N atom shifted from 366-380 ppm to ~500 ppm, corresponding to an equilibrium shift from hydrazone form to azo anion structure of the dyes.

当样品溶液从酸性转成碱性，β-氮-15原子的化学位移从366-380PPM移到500PPM，相应于从腺型到偶氮阴离子结构。

The isopropyl-aclohol is one of the organic chem-industry materials, and also a kind of impregnant with good capabilities. It can be widely used in many fields as melting the nitric acid fibrin, rubber, dope and printing ink and is also the good refine rube shell-glue impregnant, the gas additive and antifrozen impregnant.

异丙醇是重要的基本有机化工原料之一，又是一种性能优良的溶剂，被广泛应用于溶解硝酸纤维素、橡胶、涂料和油墨等领域，也是良好的精制润滑油脱蜡溶剂，并可用作汽油添加剂和抗冻剂。

Second, studying current situation of development and management of the manpower resources in western- chem.

二是西部化工人力资源开发和管理现状的研究。

Article 52 Where any enterpri se in electric power , petr oleum processing, chem ical

第五十二条违反本法规定，电力、石油加工、化工、钢铁、有色金属和建材

A routine application of Chem-Dry Protectant will help your fabrics stay cleaner longer.

定期添加保护剂可以使您的布艺家具保持干净时间更长。

The rate constant for the chem. reaction of benzoquinone with reduced GOD was measured, and the advantage of benzoquinone over oxygen as a mediator in bioelectrocatalysis was discussed.

测定了苯醌同还原态GOD的化学反应速度常数，并讨论用苯醌代替氧作为生物电催化中的电子传递体的优点。

Schiff base matel complexes are of great importance in the field of catalytical study, bioinorganic chemiestry, coordination chem...

金属Schiff base（手性Schiff base一般称为Salen）配合物的研究，在催化研究、生物化学、配位化学、超分子化学等领域具有十分重要的意义。

It is shown from experiment that the catalytical activity is the highest when the ratio of FeTSPC toγ-CD is 1. The inclusion model was formed between FeTSPC andγ-CD according to the simulated test by CS Chem 3D Pro.

研究发现铁酞菁和γ-CD的混合比例为1：1时具有较高的催化活性，并通过模拟计算证明四磺基铁酞菁与γ-CD形成了特定的包合结构。

In TDARES experimental soils, except SBM and PC treatments, the concentrations of total N and total hydrolyzable N of other organic fertilizer treatments are higher than those of Chem treatment.

桃园区农业改良场之土壤，除大豆粕及鸡粪堆肥处理外，施用其他有机肥料处理的总氮及可水解全氮浓度均显著高於化学肥料处理者。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。