数感

最后，数感发展的关键期是小学低年级。

At last , the most critical period of Number Sense progress is the primary grades .

设计问题情景，在共生条件下通过提问对话交流促进数感的提高。

Design problems scene . In symbiosis conditions , improve their number sense through communication . 3 .

估算能力对儿童数感发展的影响研究

Research into Effecting of Computational Estimation on Developing of Number Sense

儿童在数感情感上存在明显的差异；

The children have obvious difference in the sensibility of number sense ;

关于数感及初中生数感培养的研究

Number Sense and Number Sense Training of Middle School Students

数学课程中数感的教育功能

Education Function of the Number Sense in the Mathematics Course

中小学数学教师数感内隐观的调查研究

Researches into Implicit Theories on Number Sense of Math Teachers

对我国5、6、7年级学生数感现状的调查研究

A Survey and Research on Chinese 5th 、 6th and 7 th Students

这些结论都为促进数感发展的教学提供了诸多启示。

All of these provide teaching with some revelations .

最后，数感是一种能力。

Number sense is a kind of ability .

数感及其教育价值

Number Sense and Its Educational Values

幼儿手指直觉与数感发展及其相关研究

A Study on Finger Gnosis , Development of Number Sense and Their Correlation in Young Children

其中，数感测试卷的编制是本研究的难点所在。

However , the difficulty of this study is how to prepare the number sense test .

学生在数学学习过程中建立数感是数学地思考问题和解决问题的重要组成部分。

It was an important component of thinking and solving problem mathematically in the learning mathematics .

本研究属质性研究，以诠释研究法进行个案探讨，期能呈现学生数感之表现与发展历程。

This study is a qualitative study in which the annotation research method is adapted for the case inquiring .

培养数感是提高学生数学能力和理性精神的基础。

The cultivation of students number sense is basically the foundation of improving their capability of mathematics and the spirits of rationalism .

基于对六年级儿童的估算能力进行的调查分析，本研究得到这样的初步结论：数感只是在一定程度上依赖于估算。

Based on the research of children 's computational estimation , the paper draw a conclusion : Number sense depends on computational estimation to some extent .

本研究从估算和数感两个视角，以小学低年级学生为研究对象。

This research feels two angles of view from the Estimation and the Number Sense , Take elementary school lower grade students as object of study .

教师在实施数学新课程教学中要注重学生的“六个发展”：一、数感是人的一种基本数学素养；

Teachers must emphasize six developments of students in enforcing the new course of math teaching . The sense of number is an essential math attainment ;

8年级学生的数感与元认知之间不存在显著的线性关系，说明元认知的好坏与学生解决数字相关问题时能否运用数感没有太大联系。

In grade 8 , there is no linear relation between number sense and metacognition . That means , whether students use number sense or not is hardly related to metacognition .

然而，估算在日常生活与数学学习中有着十分广泛的应用，培养学生的估算意识，发展学生的估算能力，让学生拥有良好的数感，具有重要的价值。

However , estimation is widely applied in our daily life and mathematic learning . The cultivation of students ' awareness and skills of estimation can help them to gain better number sense .

数感缺失型是三种错误类型中最重要，也是最严重的一类，若不能改正其错误概念，则会影响其数感的发展，甚至影响其他数学能力的发展。

The number sense deletion type is the most important but serious one , if students do not abandon their wrong conception , the development of their number sense will be influenced , even their other mathematics ability .

小学估算教学主要包括估算意识、估算技能以及运用估算解决问题等三方面能力的培养，而且估算意识、估算技能与数感强弱程度有着密切联系。

Primary school computational estimation include computational estimation of elementary sense , computational estimation skills problem solving by the use of computational estimation ability in three areas , and computational estimation of sense , computational estimation skills and number sense of strength level is closely related .

数感是这次基础教育课程改革在数学教育领域提出的一个新词汇，属于数学直觉的问题，较早的出现在数学估算的研究中，近年在国外成为了神经心理学的一个研究内容。

Number sense , a kind of mathematical instinct , is a new term advanced in the reformation of basic courses in mathematical education . It first appeared in the research of mathematical estimation , and has become part of the research in neuropsychology abroad in recent years .

你可能对改进生产力感兴趣，而项目经理将会对在会议中被提议的时间计划和产品缺陷数的减少感兴趣。

You may be interested in improving productivity , whereas a project manager will be interested in meeting the proposed schedule and reducing the number of product defects .

并且，被此光线照射会增加数小时的饥饿感，甚至是刚刚吃过饭的人，饥饿感也会增加。

It found that exposure to the light increases hunger levels for several hours and even increases hunger levels after eating a meal .

提出了一种基于中国剩余数定理和非感兴趣区域的余弦域水印算法。

A discrete cosine transformation domain watermarking algorithm base on Chinese remainder theorem and region of non interest ( RONI ) is proposed .

事实很可能证明，达沃斯论坛结束之后数周，危机感可能卷土重来。

It will be easy to make the case that , within weeks of the end of Davos , the sense of crisis will have returned .

从能量角度用数量级估计的方法分析数种重要的感度试验数据，提出临界热能密度的概念。

Data on several important sensitivity tests are analyzed again by a method of magnitude order estimation , then a concept on the critical thermal energy density is formulated .

在这方面，很多数学工作者已经做出了大量结果。特别是近二十年来，很多学者对矩阵的各种广义逆和最小二乘问题的条件数的研究很感兴趣，也得到了很多经典的结果。

In this field , many workers have studied and obtained a lot of useful results . Particularly , in recent twenty years , extensive attentions were paid to condition numbers of all kinds of matrix generalized inverse and condition numbers of least squares problem .