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This can enhance efficiency and competition of tube hydroforming.

本论文的研究为内高压成形工艺在管类零件生产中的应用提供了有效参考和坚实的基础,并为工艺参数的优化提供了基本原则和有效的途径,能够明显提高内高压成形的工作效率和产业竞争力。

Among 18 cases of diabetes complicated with hyperpiesia, 13 cases had arteria carotis atherogenesis, and its incidence was 72%; Among 6 cases of diabetes, 2 cases had arteria carotis atherogenesis, and its incidence was 33%.

高血压、脑血管病、糖尿病患者多继发颈动脉粥样硬化斑块;利用彩色多普勒超声能准确有效的评价颈动脉病变的程度;为有效的预防和治疗老年血管性病变提供依据,具有十分重要的意义。

Atherosclerotic plaque can be found in most hyperpiesia, cerebral vessels and diabetes diseases; Arteria carotis diseases can be evaluated exactly by Color Doppler ultrasound, which effectively supports the prevention and treatment of peripheral vascular diseases.

高血压、脑血管并糖尿病患者多继发颈动脉粥样硬化斑块;利用彩色多普勒超声能准确有效的评价颈动脉病变的程度;为有效的预防和治疗老年血管性病变提供依据,具有十分重要的意义。

It was found that the vaccines used did not cause the adverse reactions such as hypersusceptibility and changes of feed intakes, and that 2 times of vaccinations of the vaccines all effectively enhanced the antibody levels, respectively, in which the No.Ⅲ vaccine stimulated antibody as rapid as the first vaccination was done while the No. I and No.Ⅱvaccines did not result in the antibody by the first vaccination. It was concluded that the No.

结果发现,三种供试的高致病性蓝耳病灭活疫苗均未引起供试猪发生过敏反应和采食量变化等不良反应;三种供试灭活疫苗经2次免疫后,均能提高抗体水平,其中供试疫苗Ⅲ在首次免疫后即能有效产生抗体,而供试疫苗I和供试疫苗Ⅱ在首次免疫后不能有效产生抗体。

Antler velvet is one of the important tradition Chinese medicines with many active components and effects. From anti-aging aspect, that is preventing the oxidization of free radical, the yields of hypoxanthine and other anti-aging components extracted by supercritical CO2 were explored.

鹿茸是我国的传统中药,具有多种有效成份和药理药效,本文主要从抗衰老角度,即抗自由基氧化作用出发,考察了萃取条件对鹿茸中看抗衰老活性成分次黄嘌呤及其它有效成分的萃取收率的影响。

The lexical method overcomes the weakness of POS dependencies in the past work; meanwhile the governing degree of words is helpful to distinguish the syntactic structures so some ill-formed structures are avoided.

词汇化方法有效地弥补了以前工作中词性信息的粒度过粗问题。同时,词汇支配度增强了对句法结构的识别,有效地避免了非法结构的生成。

Experiment shows that expression features can be extracted effectively based on Gabor wavelet transformation, which is insensitive to illuminant variety and individual difference.

实验表明,Gabor小波变换能够有效地提取与表情变化有关的特征,并能有效屏蔽光照变化及个人特征差异的影响,为后继的识别工作打好基础。

Especially for the new conception Chemistry teaching, how to arrange and combine "impartation" and "interaction" well and effectively is really a big issue.

一堂成功、有效的课既离不开预设,也不能没有生成。特别是新课程理念下的课堂教学,怎样把预设与生成有效的结合在一起。

This consensus on common thematic areas effectively provides a common, implicit definition of sustainable forest management.

共同主题领域的共识有效地为永续森林经营提供了有效且明确的定义。

In order to overcome the technological difficulties encountered in the course of insulation fault diagnosis on the base of dissolved gases analysis, several kinds of mathematic models and actualized methods are brought forward to improve the reliability and veracity of fault diagnosis of transformers. The research works are shown mainly as followings:1 A modified fuzzy multi-criteria method is brought forward for insulation fault diagnosis of transformer. Furthermore, a new method for insulation fault diagnosis is proposed on the base of fuzzy multi-criteria together with rule reasoning. With fuzzy diagnosis in the method, fault reasons are filtrated and then the reasons in low probability are prohibited, Moreover, the left reasons are testified by using rule reasoning and then final concludes are drawn in much less misjudge probability and better results.2 On the base of geometry characteristics of C- partition to sample set of DGA data of transformer, a method is put forward to compute effective radius of neighbor field of a sample, number of clusters and values of initial centers. Moreover, the fuzzy C- means cluster model with adaptive weight is brought forward in the first time and then the fault classifier is designed for insulation fault diagnosis of transformer.3 According to the weakness of the degree of gray of gray incidence, a new formula to compute DGI is put forward and then incidence order criterion is ascertained. Moreover, a new DGI model for fault diagnosis is proposed according to the further analysis to relationship between fault reason and content of oil dissolved gases of transformer.

为解决在应用油中溶解气体分析方法(Dissolved Gases Analysis,简称DGA)诊断变压器内部绝缘故障时所遇到的主要技术难题,论文提出了用于提高变压器故障诊断准确性和可靠性的数学模型及实现方法,主要研究工作如下:1)提出了一种改进的变压器绝缘故障诊断模糊综合评判方法;进一步提出了将模糊综合诊断与规则推理相结合进行绝缘故障诊断的方法,该方法采用模糊推理对故障原因进行"过滤",滤掉可能性极小的原因,然后进一步利用规则推理验证剩下的可能原因,得出最终结论,大大减少了误判比率,获得了较好的效果。2)根据以变压器DGA数据为特征量的样本空间的c-划分几何特性出发,提出了一种求取样本有效邻域半径和聚类数及聚类中心初值的方法,在此基础上,首次提出了一种自适应加权的变压器绝缘故障诊断的模糊c-均值聚类模型,并设计出故障分类器。3)针对常用灰色关联度的不足,提出了一新的灰色关联度计算公式及确定关联序的准则;并在此基础上,通过深入分析变压器发生绝缘故障时的原因与油中溶解特征气体含量的关系,建立了一种新的故障诊断灰色关联模型;通过实例分析证明,该方法能有效地诊断出变压器绝缘故障及故障部位,大大提高了诊断的准确性。

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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。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力