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《义务教育数学课程标准》指出:“动手实践、自主探索与合作交流是学生学习数学的重要方式。数学学习活动应当是一个生动活泼的、主动的和富有个性的过程。”在初中数学教学中,要培养学生的数学交流能力。数学交流的载体是数学语言,因此,应培养学生会用口头语言和书面语言来表述自己的数学活动,并力求数学语言的精炼、严密和准确。
“Compulsory education mathematics curriculum standards” pointed out: “Practice, independent exploration and cooperation and exchange is an important way for students to learn mathematics .Mathematics learning activities should be a lively, active and personalized process.” "Mathematics in junior high school Teaching, to develop students’ ability to communicate mathematics. Mathematical language is the carrier of mathematical exchange. Therefore, students should be trained to express their math activities in oral and written languages and strive for the refinement, rigor and accuracy of the mathematical language.