{
    "name": "普通物理学(A)", 
    "teacher":"杨春峰",
    "target": "19机自 (3班)",
    "semester":"2019 -- 2020 (2)",
    "reference":"毛骏健, 顾牡 主编. 大学物理学，第二版, 北京:高等教育出版社, .",
    "targetCharacters": "有一定工程力学基础，但有的同学基础不扎实。",
    "mainMethod":"基于大学物理课程特点，通过习题训练，例题演示等方法，引导学生逐步学习大学物理. 通过互动，提问，等多种手段对学生强化训练，以期达到教学目标。",
    "classes":{
        "1":{
            "date":"2020-2-24", 
            "topic":"大学物理课程简介", 
            "teachTarget": "物理学的研究范围，牛顿时空观，牛顿力学基本概念",
            "hardPoints":"",
            "introduction":"从物理学定义引入物理学研究范围。物理学最初的中文译名是格物学，取自格物致知. 根据第23界国际纯粹物理与应用物理联合会议决议，物理学是研究物质，能量和它们的相互作用的学科。",
            "content_1":[" 物理学的研究领域，通过视频资料演示世界的世界尺度和空间尺度。 进而介绍从古代物理，近代物理到现代物理学的发展历程.", 
                "牛顿力学的绝对时空观，相对论的时空观。"],
            "content_2":["质点是物理学中最基本的抽象模型.", 
                "参考系，坐标系的概念，常用参考系.",
                {"figure": {
                    "path": "B.PNG",
                    "width": 0.4
                   }},
                "矢量代数简介 "],
            "summary":"学好大学物理的注意事项。大学物理的一些经典教材，如费曼物理学讲义等",
            "homework":""
        },
        "2":{
            "date":"2020-2-26", 
            "topic":"质点，运动，参考系",  
            "teachTarget": "介绍物理学中基础抽象模型，物质世界运动本性和度量体系",
            "hardPoints":"",
            "introduction":"从学生已有的高中物理知识引入大学物理范畴",
            "content_1":"位置矢量的定义，数学表达式以及其物理意义. 运动方程，位移与路程的区别和联系",
            "content_2":"",
            "summary":"",
            "homework":""
        },   
        "3":{
            "date":"2020-3-2", 
            "teachTarget": "",
            "topic":"质点运动描述", 
            "hardPoints":"",
            "introduction":"",
            "content_1":"平均速度，瞬时速度，平均速率，瞬时速率等概念的定义，这些概念的区别与联系",
            "content_2":"平均加速度，瞬时加速度的定义. 通过例题讲解速度，加速度，速率的计算和应用",
            "summary":"",
            "homework":""
        }, 
        "4":{
            "date":"2020-3-4", 
            "topic":"运动学两类基本问题求解方法", 
            "teachTarget": "",            
            "hardPoints":"",
            "introduction":"",
            "content_1":" ",
            "content_2":" ",
            "summary":"",
            "homework":""
        },  
        "5":{
            "date":"2020-3-9", 
            "topic":" ", 
            "teachTarget": "",            
            "hardPoints":"",
            "introduction":"",
            "content_1":" ",
            "content_2":" ",
            "summary":"",
            "homework":""
        },  
        "6":{
            "date":"2020-3-11", 
            "teachTarget": "",
            "topic":" ", 
            "hardPoints":"",
            "introduction":"",
            "content_1":" ",
            "content_2":" ",
            "summary":"",
            "homework":""
        },   
        "7":{
            "date":"2020-3-16", 
            "teachTarget": "",
            "topic":" ", 
            "hardPoints":"",
            "introduction":"",
            "content_1":" ",
            "content_2":" ",
            "summary":"",
            "homework":""
        },  
        "8":{
            "date":"2020-3-18", 
            "teachTarget": "",
            "topic":" ", 
            "hardPoints":"",
            "introduction":"",
            "content_1":" ",
            "content_2":" ",
            "summary":"",
            "homework":""
        },  
        "9":{
            "date":"2020-3-23", 
            "teachTarget": "",
            "topic":" ", 
            "hardPoints":"",
            "introduction":"",
            "content_1":" ",
            "content_2":" ",
            "summary":"",
            "homework":""
        },  
        "10":{
            "date":"2020-3-25", 
            "teachTarget": "",
            "topic":" ", 
            "hardPoints":"",
            "introduction":"",
            "content_1":" ",
            "content_2":" ",
            "summary":"",
            "homework":""
        },   
        "11":{
            "date":"2020-3-30", 
            "teachTarget": "",
            "topic":"简谐运动", 
            "hardPoints":"",
            "introduction":"",
            "content_1":" ",
            "content_2":" ",
            "summary":"",
            "homework":""
        },  
        "12":{
            "date":"2020-4-1", 
            "teachTarget": "",
            "topic":"共振", 
            "hardPoints":"",
            "introduction":"",
            "content_1":" ",
            "content_2":" ",
            "summary":"",
            "homework":""
        },                    
        "19":{
            "date":"2020-4-2", 
            "teachTarget": "学习使用直接法推导梁单元刚度矩阵",
            "topic":"梁单元刚度阵直接法推导", 
            "hardPoints":"梁单元刚度阵推导过程复杂，所需基础知识较多, 理解困难.",
            "introduction":"类比杆单元刚度阵，引入梁单元刚度阵.",
            "content_1":"简要回顾梁结构挠曲线微分方程，使用直接法推导梁单元刚度阵",
            "content_2":"继续使用直接法推导梁单元刚度阵。",
            "summary":"理解刚度阵公式中各项的物理意义。对比梁单元与杆单元刚度阵的异同",
            "homework":"使用梁单元刚度阵计算悬臂梁自由端挠度和转角"
        }
    }  
}