考察

The effects of SiO〓 concentration on the degree of crystallinity and the mechanical properties of the membranes were investigated.

考察了纳米SiO〓含量对复合膜的结晶度和机械性能的影响。

The longer the soft segments the better the mobility of the softsegments, and the better the crystallizability of the soft segments.

当软链段分子量超过6000后，软链段结晶的完善程度虽然比均聚物差，但结晶能力对硬链段含量的变化已不敏感，其结晶所需过冷度、熔点和熔融热焓在所考察的硬链段含量范围内基本保持不变。

The potash fertilizer synthesized using desiliconized slag and potassium carbonate is discussed, as well as the influences of the amount of potassium oxide as main raw material and its heating temperature, holding time and cooling mode and amounts of other oxides added on its crystallizability.

以铁水脱硅渣和碳酸钾为原料合成钾肥，利用X射线衍射对钾肥试样的结晶性能进行了分析；考察了氧化钾加入量，加热温度，保温时间，冷却方式以及氧化物添加种类对合成钾肥结晶性能的影响·研究结果表明，利用铁水脱硅渣和碳酸钾为原料可以合成钾肥；合成的钾肥由含钾结晶相Ca1 917K0 166SiO4，非含钾结晶相Ca2SiO4和含钾非结晶相组成；在本研究条件下，各种因素对合成钾肥的结晶性能没有明显影响

The nucleation effect of nucleating agent HC (mainly containing salt of high molecular carboxylic acid) on polyoxymethylene was studied, and the effects of the nucleating agent on the crystalline morphology, crystallizability and crystallization rate of POM were also studied by means of DSC, PLM and isothermal crystallization kinetics analysis.

研究了高摩尔质量羧酸盐类成核剂HC对聚甲醛的结晶成核作用，采用示差扫描量热分析、偏光显微镜观察及等温结晶动力学分析等方法研究了该类成核剂对POM结晶形态、结晶度、结晶速率等的影响，并考察了其力学性能。

First of all, I probe into what are culture and cu...

再次，本文考察了日本、美国、俄罗斯、阿拉伯世界文化选择的理论与实践。

The interaction between cucurbit(7)uril (Q[7]) and 5-aminosalicylic acid (5-ASA) at different pH was studied by fluorescence spectroscopy and 1 H NMR technique.

利用荧光光谱法考察了七元瓜环(Q[7])和5-氨基水杨酸(5-ASA)在不同pH条件下的相互作用。

The interaction and the models of self-assembly psedorotaxanes of cucurbit [7] uril with these synthetic guests were investigated via 1H NMR technique and electronic absorption spectroscopy method.

利用1H NMR技术和紫外吸收光谱法，考察了Q[7]与上述链状吡啶衍生物的相互作用。

Bis(1,2,3,4-tetrahydroisoquinoline-2-ylmethyl) HBr salt (K2) guest has been synthesized from 1,2,3,4- tetrahydroisoquinoline and ethylenedibromide. The self-assembly interaction models of cucurbit[8]uril (Q[8]) with this synthetic guest have been investigated by using 1H NMR technique, single crystal X-ray diffraction determination and theoretic calculation method.

以用1，2，3，4-四氢喹啉和二溴乙烷合成的二(2-亚甲基-1，2，3，4-四氢异喹啉)的溴化氢酸盐为客体，八元瓜环为主体，利用1H NMR技术，单晶X射线衍射方法以及理论计算等方法，考察了两者的自组装模式。

The structures and fluorescence characteristics of cucurbit[ n = 6-8]urils with quinoline, isoquinoline and 7-methyl quinoline have been investigated by fluorescence spectrophotometry.

利用荧光光谱分析方法考察六、七及八元瓜环与喹啉、异喹啉、7-甲基喹啉相互作用的结构特征以及光学特性。

Jonathan Culler makes a systematic study on literary institution, especially focusing on the institutionalization of American universities, its shifts, and their impact on literary study.

乔纳森卡勒就是较早对此问题给予关注的重要学者之一，他主要考察了大学体制的变化对文学研究的影响，也论述了其它的文学体制性因素在文学研究中的重要性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。