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Performance evaluation is of great importance for development of oil refining enterprise s.

炼油企业绩效评价对炼油企业的发展具有重要的意义,以炼油企业绩效评价指标体系为基础,建立了炼油企业绩效评价的数据包络分析模型,并进行了实例分析。

Oiliness evaluation of reservoir, heterogeneity study on reservoir and classified evaluation are three main contents of the reservoir synthesize evaluation.

储层含油性评价、储层非均质性研究和储层的分类评价是油气储层评价的三个主要内容。

By the eportfolios-based collaboration assessment system , this study adopts the method of experimental research to explore the quality and effects of onymous difference on peer- assessment, self-assessment and reflection in e-learning.

本文采用基于电子学档的网络协作评价系统开展实验研究,探求网络环境中署名不同的同伴评价、自我评价及其在促进学习反思方面的质量与效果。

Including TCSEC (Trusted Computer System Evaluation Criteria; commonly called the "Orange Book"), which is a standard for computer security issued by the US government; ITSEC(the Information Technology Security Evaluation Criteria), which is a standard for computer security that was issued by the Europe, CC, which is a world standard for computer security; GB 17859-1999, which classified criteria for security protection of Computer information system in China.

本文论述了计算机网络安全现状、评价现状,以及网络信息安全评估标准,包括美国可信计算机安全评价标准,欧洲的安全评价标准,国际通用准则(CC,等同GB 18336),我国计算机信息系统安全保护等级划分准则(GB 17859-1999)。

Large-scale water conservancy and hydropower project is an important infrastructure, but there is not a complete evaluation model about it, and give a orbicular risk analysis method.

本文通过对大型水电站建设进行全面分析,建立水电站建设工期风险评价模型,运用改进的模糊综合评价方法对其进行风险评价

Based on the idea, this paper develops a new performance index of detecting the oscillatory feedback control loops.

本文利用这个思想,在现有评价控制回路振荡方法的基础上,提出了一种新的回路振荡评价方法,通过找出系统可接受的振荡程度和被控变量的自相关函数的关系,得到评价反馈控制回路振荡的性能指标。

Firstly, cluster analysis and questionnaire surveys are performed to obtain a number of auditory attribute descriptors in Chinese language, and then based on paired comparison and semantic differential approach, a dissimilarity matrix and a subjective evaluation value of each descriptor are obtained.

首先通过词汇聚类分析和问卷调查确定评价水下噪声听觉属性的汉语描述词,然后完成基于成对比较法和语义细分法的主观评价实验,获得听觉属性的不相似性矩阵及各样本在不同听觉属性下的主观评价分值。

Taking ADL Evaluation Scheme for Cerebral Palsied Children as main efficacy value,very marked statistic difference exists when two groups with or without Madopar were assessed on the third evaluation in our study,and it shows the effects of Madopar while its adverse events are mild ...

结果显示:以脑瘫儿童日常生活能力评价表作为疗效评价标准,用美多巴治疗组与不用美多巴治疗组在第3次评价时有极显著性的差异(P<0.001)。

Based on the necessity, principle, method and significance of new evaluation system, this thesis is to discuss related problems in "external pelvimetry" operation evaluation standard of the Nursing major in Guilin Nurses School.

课程改革纲要》明确提出"改变课程评价过分强调甄别与选拔的功能,发挥评价促进学生发展、教师提高和改进教学实践的功能",为新课程的教育评价改革指明方向[1]。

Objective:To study the evaluation parameters of blood glucose and thecorrelation between them in type 2 diabetes patients.Methods:25 diagnosed type 2diabetic patients with stable glucose-lowering treatment were enrolled.Seven point(preprandial and 120-min postprandial for each meal and bedtime)capillary glucosewas measured with an ultrasmart glucose meter.

对血糖波动的正确认识、评价和治疗对糖尿病合并心血管并发症的研究具有重要意义。2临床研究:2.1 2型糖尿病患者血糖评价参数及相关性分析目的:探讨2型糖尿病(T2DM)患者血糖评价参数及相关性分析。

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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