相关文献表明，发达经济体宏观波动非对称性的研究大都在经验上证实了宏观经济波动的非对称性，这些研究都是基于严格的计量检验和估计理论。
Unfortunately, from the scanty researches which focus on Chinese economic fluctuations, one can not find any test of whether fluctuations are asymmetric but only the estimation.
几个研究也表明：缺血客观的标记（如乳酸水平，异前列腺素浓度）和在其环境中的IMA水平有很好的相关性（文献10，19）。
Several studies have also shown a good correlation between objective markers of ischemia, such as lactate levels and isoprostane concentrations, and IMA levels in this setting.10
对现有文献的梳理表明，电子商务战略和电子商务经营模式之间，存在正相关关系的研究假设。
By combing the exiting literature, we find a research assumption that there is a positive correlation between electronic business strategy and business operation mode.
所检近200篇相关文献同时表明，我国的网络文化研究仍存在着应对性强而主动性弱的现象。
The nearly 200 retrieval relevant documents indicate that the network cultural study of our country looks initiative.
然而文献综述表明，虽然学术界提倡任务型教学，但是针对课堂，尤其是中职英语课堂的相关研究还很少。
The literature review shows that although task-based learning has been advocated in academic circles, the relative research on classroom research, especially in vocational schools appears very sparse.
相关的考古发现和研究以及文献记载表明，陶唐氏所居之“唐”地不在晋南地区，而是位于豫北地区。
Based on the archaeological discoveries and research, the place of Tang where Taotang lived was not in the southern Shanxi province, but in the northern Henan province.
数值计算表明，该方法在数值上是稳定的，基于本方法实现的数值计算结果同实验结果以及相关文献给出的计算结果符合良好。
All of the numerical results in this paper, including the time-domain results and the frequency-domain results, agree well with published e.
第一部分主要是提出问题，进而表明研究意义、研究思路、研究方法并进行文献综述和对相关概念界定；
The first part of the main questions are raised. and then show that the research significance. research ideas. research methods and related literature review and define the concept;
最近文献表明内脏脂肪素与炎症、内皮功能失调、动脉粥样斑块不稳定性相关。
It was recently shown visfatin play a role in inflammation, dysfunction of endothelium and plaque destabilization.
目前没有数据和相关文献可以表明这个品种的繁殖资料如何。
For the moment, no data regarding the breeding of this species has been observed nor found by the author in the available bibliography.
目前没有数据和相关文献可以表明这个品种的繁殖资料如何。
For the moment, no data regarding the breeding of this species has been observed nor found by the author in the available bibliography.
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