The Chinese macroeconomic fluctuations from 2006 to 2008 provide good natural experiments for empirical capital structure research.
中国宏观经济2006 ~ 2008年的波动为资本结构自然实验法研究提供了条件。
But perhaps imperialists can. Maybe the colonial adventures of the past provide the natural experiments economists need to put their theories to the test.
然而帝国主义者也许就能做到，也许以前的那些殖民冒险者们就已经为经济学家们提供了一些活生生的实例，而经济学家们需要做的只是用他们的理论去验证这些实例。
That means investigating such "natural experiments" in Earth's history is crucial, Macdonald said. "That's going to tell us a lot more than any little [computer] model can say."
Macdonald说到，这一切向我们揭示了对地球演变史中的“自然实验”做研究是非常重要的，这远比我们用电脑模拟得出来的数据更加有意义。
He was deeply interested in science and natural history and his experiments with electricity and lightning led directly to the invention of the lightning rod.
他对科学和自然史非常感兴趣，且他对电和闪电的实验直接推动了避雷针的发明。
But as all zoologists know, experiments can only tell you so much. Eventually, you have to look at natural populations.
然而动物学家都清楚，实验提供的依据再多，最终也还是要看自然种群。
However, natural particle acclerators certainly can't replace man-made ones, as there are many experiments that can still only be carried out in a man-made accelerator like the LHC.
当然，自然粒子加速器也不能取代人造加速器。有很多实验仍然只能利用大型强子对撞机（LHC）这样的人造加速器来进行。
In similar experiments, Olivera Petrovich of the University of Oxford asked pre-school children about the origins of natural things such as plants and animals.
牛津大学的OliveraPetrovich也做了一些类似的实验，对一些学前儿童问了自然事物诸如植物和动物的起源问题。
Because I think when you try to do experiments with people, you are taking them out of the natural environment and you are removing them.
因为我觉得当您尝试这样做实验的人，你是他们考虑的自然环境和你是去除它们。
These experiments suggest that the mind's natural tendency is to explore and to favor novelty, but when occupied it looks for the most familiar and inevitably least interesting solution.
这些实验说明，思维的自然倾向是去探索并偏爱新意，但如果负荷过大，它会寻找最熟悉、同时也难免不那么有趣的解决方案。
Based on numeral simulation result of combination flooding composing, oil displacement experiments are carried out in different penetration ratio natural core and artificial core.
并在数模优化组合驱段塞构成的基础上，对不同渗透率的天然岩心与人造岩心进行了驱油实验。
The displacement experiments were made by using artificial core, natural outcrop sandstone core, natural sandstone core in oil field and simulated oil.
使用人造岩心、天然露头砂岩岩心，天然油田砂岩岩心及模拟油进行了驱替实验。
The teaching effects of experiments, practice and science research were stated on Natural Products Chemistry in the paper. The results and existing problems were also discussed in the paper.
本文章围绕实验、实习和实践三个方面，阐述了天然药物化学实践教学的各项研究，对研究结果和存在的问题进行了讨论。
But such experiments show only that a truly impoverished and unnatural environment leads to poorer developmental outcomes than a more natural environment with opportunities to play and interact.
但是这种实验只能证明，确实缺乏刺激物和不自然的环境比有机会玩耍和互动的更自然的环境更容易造成不良的发育后果。
Specifically, lab experiments showed that the women's "natural killer" immune system cells were less lethal compared with those from other study participants.
特殊的实验室检查发现这些女性的“自然杀伤性”免疫细胞的功能与其她志愿者相比更弱。
The methods of urban environment's natural radioactivity were investigated through abundances of experiments and field measurements.
通过大量的实验和野外测量，对城市环境天然放射性评价方法进行了研究。
Under natural conditions, recent studies had focused on separating the main factors which could effect on intake rates from the set of plant availability variables by experiments.
在自然条件下，以实验的方法从植物可利用性变量集中分离影响动物摄入率的重要变量及因子是当前此类研究的重点。
Chemistry is a natural science based on experiments, and it's the most important characteristic of the chemistry discipline.
化学是一门以实验为基础的自然科学，以实验为基础是化学学科最重要的特征。
DSCM method based on the natural speckle pattern is studied. Some rock material experiments are completed and the results of experiments prove the feasibility and advantage of the method.
基于这种天然散斑场的变形观测方法，进行了岩石材料变形的观测实验，验证了方法的可行性和优越性。
China had successfully sent into orbit small satellites for the purposes of scientific experiments, resource survey, natural disaster forecast and environment prospecting and monitoring.
在此次发射之前，中国也曾成功的发射过小型卫星，这些卫星被应用于科学实验，资源勘探，自然灾害预报和环境保护监测。
Adsorbents used in these experiments of the paper are a kind of modified bentonite, which are synthesized using organic chelator DTPA and natural bentonite as raw materials.
本论文实验所用的吸附剂是以有机螯合剂DTPA和天然膨润土为原料，研制合成的改性膨润土。
Experiments with and without rolling motions are conducted so that the effects of rolling motion on natural circulation heat transfer are obtained.
进行了带有滚动和不滚动的实验研究，为了获得在自然循环的热量传递滚动效应。
Programmatic movement experiments based on natural and organic forms.
编程运动实验的基础上自然和有机的形式。
The result showed that 2 strains(0108 and 0110) were screened out via sterile soil and natural soil in pot experiments which had better control effect to pepper phytophthora blight.
结果表明，经无菌土纸钵初筛和未灭菌自然土盆栽复筛试验，从108株辣椒疫霉拮抗放线菌中筛选出2株防效最佳的拮抗放线菌0108和0110。
Curve compression experiments were made by a new method with artificial, natural curves and practical maps respectively.
用人工曲线、自然曲线以及实际地图分别进行压缩试验。
The thin layer drying experiments for Chlorinated Natural Rubber (CNR) by latex process were carried out by quadratic regressing methods.
前言：采用二次回归正交设计方法，对“ 胶乳法”氯化天然橡胶（CNR）进行薄层干燥试验。
Based on the experiments, a chemical procedure used for rapidly separating thorium from the natural uranium irradiated by 18o ions was developed.
在条件实验的基础上提出了一个从中能18o离子照过的天然铀样品中简便、快速地分离钍的化学流程。
Experiments of bleaching to natural zeolite employing acid treatment or acid treatment adding complex were carried out. The factors influencing zeolite whiteness are analyzed theoretically.
对天然沸石的酸处理漂白和加络合剂酸处理漂白进行了试验研究，并对影响白度的因素进行了理论分析。
In this paper, the results of experiments were provided, the micro-mechanisms of natural ageing were studied.
提供了实验结果，并对自然时效的机制进行了研究。
The stability of dimethoxydiphenylsilane (DDS) in natural placement and orthogonal experiments was studied.
以自然放置法和正交实验法考察了二苯基二甲氧基硅烷的稳定性。
The stability of dimethoxydiphenylsilane (DDS) in natural placement and orthogonal experiments was studied.
以自然放置法和正交实验法考察了二苯基二甲氧基硅烷的稳定性。
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