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你见过这样的数学作业吗?这是张思明老师给学生留的数学作业,不知道你看到这些作业,你会有什么样的感受?1.球鞋的鞋带有多种系法,哪一种系法用带最节省?哪一种系法最快?2.一页杂志排版,是通栏装字多,还是分两栏装字多?从读者阅读方便考虑又应如何设计?3.计算邮票两个齿孔之间的间距与转角处圆孔位置的关系;4.热水瓶里水位的高低,与热水瓶保温效果的关系;
Have you ever seen such a math homework? This is Zhang Siming math homework for students, do not know you see these homework, you will have what kind of feeling? 1 shoes shoes with a variety of lines, which Which method is the fastest method of breeding? Which one is the fastest? 2. One page of magazine layout, is the column filled with words, or divided into two columns to install more? Read from the reader to consider how to design? The relationship between the distance between the two perforated holes and the position of the round hole at the corner of the postage stamp; 4. the relationship between the water level in the thermos flask and the thermal insulation effect of the thermos flask;