查询词典 retardation

What is the difference between autism and mental retardation?

孤独症和智力迟钝的不同之处

Objective:To observe growth retardation in children with nephrotic syndrome.

目的：了解胰岛素样生长因子及其结合蛋白水平在儿童肾病综合征中的变化。

It is easy to recognize infants suffering from mental retardation called Downs syndrome.

这是很容易认识到婴儿患有精神发育迟滞的所谓跌综合征。

How to determine the phase retardation of crystal precisely and conveniently has continuously been paid attention to.

如何精确而又方便地测定晶体的相位延迟量一直受到人们的关注。

Our work and other recent studies suggest that some forms of mental retardation can be reversed, even in the adult brain.

" "我们的工作和其他最近的研究表明，某些形式的精神发育迟滞可以扭转，甚至在成人脑。

But perhaps you have seen not someone with very funny retardation.

但也许是因为你还没看到过那种很搞笑的傻子

A new method for measuring retardation of a quarter-wave plate is proposed.

提出了一种精确测量1/4波片相位延迟量的新方法。

The retardation of the Fresnel rhomb phase retarder was measured with the measurement error less than 0.3%.

该系统也可以用来测量其他类型器件的相位延迟，在偏光测试领域有着广泛的应用。

Data of the survey were analysed in detail and special attentions were paid with regard to the relationship between schizo- pherenia and genetic factors,mental retardation and genetic f...

在病因中，精神分裂症及精神发育迟缓与遗传因素密切相关，而神经症则主要与心理社会因素有关。

Self-defensive ability against sexual abuse ; Scale ; Mental retardation

性自我防卫能力；量表；精神发育迟滞

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。