查询词典 standardized normal variate

But when a rectangular continuous data set appears to have a longer tailed than normal distribution or it contains some values that are influential on statistical inference with normal distribution, the multivariate t distribution becomes useful for multiple imputations as an alternative to the multivariate normal distribution.

在多重插补法的基础上，当一个矩形连续数据集看起来有一个比正态分布还长的尾巴，或者是它包含了一些对正态分布的统计推断有影响的数据，多元t分布作为多元正态分布的替代分布，对于多重插补来说变的很有用了。

Purpose:To determine the normal ranges of the depth of the anterior and posterior rims of foramen occipital magnum and the angle between medulla oblongata and the upper spinal cord on midsagittal MRI in normal Chinese idividuals and patients with basilar impression,to study their clinical significance and to provide normal reference in diagnosing basilar invagination by MRI.

目的：利用颅脑正中矢状面MRI自旋回波或快速自旋回波T_1WI图像测量颅颈交界区正常的中国人和颅底凹陷症患者枕大孔前、后缘中点深度和延髓-上颈髓轴线夹角数值，评价其正常值范围，探讨其发育规律及临床意义，为MRI诊断颅底凹陷症提供直接的参考标准。

We standardized on the EMC CX500 and have a big pot of disks that are carved as needed for applications and servers.

我们在EMCCX500的标准化是提供了应用程序和服务器所需要的大磁盘空间。

Studies suggest that taking standardized feverfew leaf extracts that supply a minimum of 250 mcg of parthenolide per day is most effective.

研究表明，服用标准化菲沃菲叶提取物，供应了250微克，每天小白菊内酯最低是最有效的。

So, it is necessary to study behavior of abidance by standardized and safety breeding regulations.

因此，实证研究农户遵守标准化安全养殖规程行为就显得非常有意义。

In the development tendency of aboriginality, the dissertation discusses the characteristic development combined the mental health education with the ideological and political education, the inheritance and transcendency combined the traditional culture and thoughts with the times spirit, the nationalization development combined the psychology consultation theory in the West with chinas situation. As to the development tendency of specialization, the dissertation mainly maps out the specialization concept, the specialized army construction, the standardized authentication of the occupational qualification, and the scientific educational evaluation. In addition, the development tendency of comprehensivization mainly shows in the factor of the connotation and function of the undergraduate mental health education.

在本土化发展趋势中论述了心理健康教育与思想政治教育相结合的特色化发展、传统文化心理思想与时代精神相结合的继承与超越、西方心理咨询理论与中国国情相结合的民族化发展；专业化发展主要从专业化理念、专业化队伍建设、规范化职业资格认证、科学的教育评估等方面筹划；综合化发展主要表现为大学生心理健康教育内涵和运行的综合化发展。

The Standardized and Equalization of Upflow Anaerobic Sludge Blanket Reactor Beijing Municipal Research Institute of Environmental Protection Abstractor:In this paper, the development of anaerobic treatment processes are analyzed, the Equalization of the most popularized in application among various kind anaerobic reactors, UASB reactor is trend of technology in abroad and at home.

本研究通过对国内外厌氧工艺的发展分析，提出了各种厌氧反应器中应用最为广泛的UASB反应器设备化是国内外的发展方向的观点。

UASB反应器设备化拼装式反应器 Lipp技术圆形和矩形反应器 The Standardized and Equalization of Upflow Anaerobic Sludge Blanket Reactor Beijing Municipal Research Institute of Environmental Protection Abstractor:In this paper, the development of anaerobic treatment processes are analyzed, the Equalization of the most popularized in application among various kind anaerobic reactors, UASB reactor is trend of technology in abroad and at home.

本研究通过对国内外厌氧工艺的发展分析，提出了各种厌氧反应器中应用最为广泛的UASB反应器设备化是国内外的发展方向的观点。

It is a natural process of accommodation, which in due course could lead to new standardized forms.

这是一个互相迁就的自然过程，经过适当的时间，就会形成新的标准形式。

To introduce a new standardized logMAR visual acuity chart and its clinical application.

介绍一种新的标准化logMAR视力表及其临床应用价值。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。