查询词典 retardation

Objective: To explore the clinical and forensic psychiatric characteristics of the mental retardation.

目的探讨精神发育迟滞的涉案特征和临床特点。

Objective To observe the effect of speech therapy on the intelligence of children with developmental retardation of speech.

目的 观察言语治疗对发育迟缓儿童智力的影响。

Objective To explore the relationship between family environmental and psychological status of mothers of children with mental retardation.

目的 探讨精神发育迟滞儿童的母亲心理健康状况与家庭环境因素的关系，为有针对性采取干预措施提供一些依据。

The result shows that the retardation of the wave-plate reduces with the increase of temperature.

结果表明，随温度的升高，波片延迟量规律性的减小。

The Texas Department of Mental Health and Mental Retardation, which was created in ...

德州的心理健康和智力迟钝部，成立于：：1， 2004.1，2004。

Those that survive will suffer a lifetime of some sort of retardation and/or other major impairments.

那些生存将受到了一生的某种形式的迟缓和/或其他重大障碍。

Since China's rural market growth retardation, resulting in access to external high cost of agricultural technology.

由于我国农村市场发育迟缓，导致获得外生农业技术的成本很高。

Optical feedback is a new method to measure the phase retardation of wave plate.

激光回馈是一种新型的波片位相延迟测量的方法。

Some degree of mental retardation is usually seen, but some affected people have normal IQ.

某种程度的智力，是少见的，但有些影响的人有正常的智力水平。

Down syndrome is the most common genetic cause of mental retardation.

唐氏综合症是最常见的精神迟钝的遗传病因。

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。