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第63章 技惊四座(2)!(2 / 2)

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莫说是熟悉18班的陈天祥和陈科两个人感到惊讶了,就是站在黑板前的陶礼,也被18班学生的表现吓了一跳,这还是他所认识的那个18班吗?

这样的课堂纪律,就算是找遍整个金陵中学,怕是也找不出第二个班级吧!

坐在陈科身旁的马晓天,同样满意的点了点头,其他的且不说,就是这前面的几分钟,也足够让人满意了。

上课继续!

陶礼收回心思,重新看向台下的学生,“上一节课,我们学习了圆锥曲线中关于双曲线的一些知识,现在我想请同学们帮我整理一下,双曲线都有哪些『性』质。哪位同学能够『毛』遂自荐一下?”

这个时候,套餐d中包含的“声临其境”的效果就开始显现出它的威力了。陶礼的声音自己说出来没感觉到什么,但是听在其他人耳中,那就大不一样了!

就像是仙乐一般,虽然只有短短的几句话,但是在座的众人,却放佛听到了一场盛大的音乐汇一样,笛子的醇厚,萧的典雅,古筝的清悦,小提琴的温柔,萨克斯的热烈,钢琴的轻快……

3d环绕立体声的音效,让原本几个快要睡着的教育局随同人员立马就清醒了过来,马晓天更是如痴如醉的看着前面的陶礼,这位小哥哥的声音好好听哦!

所有的人,都被陶礼的声音给吸引住了。

“双曲线有两个焦点!”率先举手回答的,是课代表张星辰。

“双曲线有两条渐近线,并且和双曲线不相交!”依葫芦画瓢的是任长江。

…………

下面的学生每说出一个『性』质,陶礼就会在黑板上列出来,刚刚还被陶礼声音吸引的众人,此刻又惊叹于陶礼的粉笔字写的特别好看了!

本小章还未完,请点击下一页继续阅读后面精彩内容!下笔的时候笔走龙蛇,成型的文字则是力透纸背、入木三分!犹如颜筋柳骨一般,看得众人是如痴如醉!

这小哥不仅人长得俊,字写的也是出奇的好看呀!果然字就是一个人的门面啊!古人诚不欺我也!

然而震惊的还在后面!

陶礼列完双曲线的这些『性』质,重新转过身,然后打开了这节课的ppt课件,“在圆锥曲线第一节课的时候,我给大家看了个动画,展示了圆锥曲线是怎么形成的,现在我们再单独看一下抛物线是如何通过平面截取圆锥体得到的。”

说着,陶礼直接打开了那个精心设计的动画,一边播放还在一边做着解说,“我们可以看到,当平面与圆锥体的母线平行并且不通过顶点的时候……”

身临其境与声临其境双重震撼!

明明播放的动画远在最前面,但是马晓天却放佛感觉那个圆锥体就在自己的眼前,环绕着自己,每一个细节都看的真真切切,甚至连平面切割圆锥体时候的“质感”,他都能感受得到!

平面与母线如何平行,截取到的抛物线有怎样的『性』质,马晓天一个不怎么懂数学的语文老师,都能一目了然的看得出来,就像开了窍一样!

再加上陶礼声音的解说,马晓天敢保证,在座的每一个人,绝对不会想把心思用在其他方面,只有一个想法在这里是被允许的,

那就是听课!

学习!

喜欢陶礼满天下请大家收藏:陶礼满天下本站更新速度全网最快。

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