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关于立体几何计算题的教学,不仅可使学生巩固“直线和平面”一章的理论知识,复习有关的平面几何知识,而且对学生提高逻辑推理、
On the teaching of solid geometry calculations, not only can students consolidate the theoretical knowledge of the “straight and flat” chapter, review the knowledge of plane geometry, but also improve logical reasoning for students.