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“数形结合法”是将“数”微观关系性与“图”的直观性相结合的一种教学方式,也是目前高中数学尤其是在三角函数教学中被广泛运用的一种方式。
“Number combination method ” is a kind of teaching method which integrates “number ” micro relation and “figure ” intuition, and is also widely used in high school mathematics, especially in trigonometric function teaching a method.