This new model can be called "research, development, diffusion and reflection"( RDD& R) model, which can take teachers as the agent of the change, and lead to" top-down "curriculum innovation. 由于行动研究具有反思和批判的性格,可以运用它对课程变革的“研究、开发与传播”模式进行改造,从而使广大一线教师成为变革的动力,激起自下而上的课程创新。
Addressing the conference by video message on13 April, he outlined the need for "RDD D" research, development, demonstration and diffusion of technology to those who need them most. 4月13日,他通过录像的方式在大会上发言。在发言中他凸显了“RDDD”的需求也就是研究、发展、示范和把技术传播给最需要它们的人们。
Aim: To discuss the diagnosis and treatment for Rosai-Dorfman disease ( RDD). 目的:探讨中枢神经系统窦组织细胞增生症的诊断及治疗。
Objective To introduce behavior risk factors surveillance system based on random digit dialing ( RDD) and computer-assisted telephone interview ( CATI) in Shenzhen and to discuss appropriate health promotion strategies based on the behavior risk factors. 目的初步建立以随机电话拨号和计算机辅助电话调查为基础的行为危险因素监测系统,并对深圳市成年人疾病和伤害相关的行为危险因素进行调查和分析。
In this paper, on the base of summarizing the existing object-oriented system analysis and design method, we offer one kind of dynamic behavior modeling thought at the sub-system hierarchy of MIS. One cable information management system of an enterprise has been reformed efficiently by this method. 本文在综合了RDD与OMT两种面向对象的方法优点,提出了在MIS系统的子系统级别进行动态行为建模的思想,并运用此方法有效地进行了一企业的电缆信息管理系统改造。
And an approach to coastline extraction is followed to be developed, which uses both RDD and sub-aperture correlation features. There are many methods have been proposed to solve this task, but they have a common defect, i.e. low speed. 在此基础上,提出了一种综合RDD特征和子孔径相关信息的海岸线检测算法;国内外针对海岸线检测提出了不少方法,但是这些方法都有一个很大的缺点:速度慢。
This paper analyzes the possible realism and hurt on RDD terrorist event, and the suggestion of countering RDD is brought forward on the base of the consequence assessment. 本文分析了RDD恐怖事件威胁存在的现实可能性及其危害,并在后果评估基础上,提出了对RDD的防范建议。
Methods: 2 patients with RDD were evaluated retrospectively. 方法:对我院收治的2例颅内窦组织细胞增生症病例的临床资料进行回顾性分析。