查询词典 conjugative

However, electron-withdrawing groups that have conjugative effect in molecule can increase complex ability, sensitivity and selectivity of fluorone reagents. From the experiment, it is clear that microemulsion media have more excellent solubilization and sensitization than micelle and water media.

而具有吸电子效应和共轭效应的基团，可以改变显色剂分子的电子云分布，使分子的共轭程度增大，使反应官能团羟基质子较容易离去，增加了显色剂与金属离子的成络能力，从而提高了试剂的灵敏度和选择性。

The experimental results demonstrated that two beams MPPC is not only the lowest threshold, but also the largest phase conjugative reflectivity comparing to SPPC in KNSBN crystal.

实验结果表明波耦合效应不仅可以降低这种器件入射光强的阈值、扩大入射角的范围以及缩短SPPC响应时间，而且可以获得比其它类型SPPC更大的共轭光反射率。

The blocking mechanism takes advantage of the fact that a small sequence of this CRISPR locus matches staphylococcal conjugative plasmids, including those that confer antibiotic resistance in MRSA strains.

这一位点的阻断机理是利用了以下事实：CRISPR位点上的一小段序列与金黄葡菌中包括引起抗生素抗性质粒在内的结合质粒中的序列互补。

The bond lengths,bond angles and molecular conformation indicate that:in these polyphenoxy benzene systems the conjugative polari...

的分子构象、键长和键角数据表明氧桥两边的苯环的共轭极化效应不能贯通，而苯氧基只是分子中的一个独立片断。

The difference of chemical shifts of heterocyclic hydrogen and carbon resonance signals was produced by the inductive, conjugative, magnetic anisotropy, and stereo effects of substituents for different tropane compounds.

取代基的诱导效应、共轭效应、磁各向异性效应和立体效应对莨菪烷化合物杂环上氢核和碳核的化学位移有较大的影响。

PCC 7942 by Triparental Conjugative Transfer, and detected expression of α-α. The heavy metal selective absorbance analysis indicated that these transgenic cyanobacteria inclined to absorb firstly Cd〓 and Pb〓 in water.

通过对重金属离子的选择吸收性多方面检测，结果表明在用来吸收水体中对人体有害的金属离子方面，转α-α基因藻有很强的选择吸收性。

Coli. The shuttle co-expression plasmids were introduced into filamentous cyanobacterium-Anabaena sp. PCC 7942 (or 7120) by a triparental conjugative transfer method.

采用双顺反子体系在pTrc载体中成功的实现了A、B和Bc亚基的单独活性表达及A、B亚基共表达。

Elimination of conjugative drug resistance plasmids and nonconjugative drug resistanceplasmids from 20 and 19 Shigella strains respectively by norfloxacin and berberine in vitro were analysed.

用氟哌酸和黄连素对20株携有接合传递耐药性质粒及19株携有非接合传递耐药性质粒志贺氏菌进行体外消除研究。结果显示，可被消除的耐药性质粒大多数在24小时内被消除。

Results The complexes with larger conjugative planar areas, lower energy differences △ε(subscript L/H) between LUMOs and HOMOs were advantageous to improve their DNA-binding affinities, thereby, increase the antitumor activities of complexes.

结果 具有较大面积的插入配体，及较低的HOMO与LUMO轨道能量间隙△ε(下标 L-H有利于配合物与DNA的作用，从而增加配合物的抗肿瘤活性。

IR, UV-Vis, 1H NMR The IR, UV-Vis and 1H NMR of selenadiazoles were investigated. Their IR peaks were classified as the corresponding groups or bonds; The relation of their structure with the conjugative effects, absorbtion wavelength and molar absorb coefficients were discussed with the UV-Vis. The value of selenadiazoles in analytical chemistry and the varieties of structure with the pH were discussed.

IR，UV-Vis，~1H NMR 对硒二唑类化合物的IR吸收峰进行了归类与指认，讨论了SPO、SPDO的异构体的分子结构；探讨了UV-Vis、吸收波长和摩尔吸光系数与分子结构的相对应关系，以及紫外吸收光谱性质在分析化学上的应用价值和溶液的pH值引起SPO、SPDO的结构变化。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷