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三视图补缺线是浙江省开设通用技术课程以来的学考高考中必考内容,2014年11月浙江省出台了新高考改革细则,通用技术是新高考改革的选考科目之一。三视图补缺线在新高考改革以前都是给出立体图补画缺线,而在最近的三次新高考技术选考中三视图补缺线放在加试题16题,并且是没有立体图只给出不完整的三视图的补画缺线题,这就要求学生有很好的空间想象能力,从学生角度来说大大加大了难度,从而导致这三次选考中考生该题的得分率明显偏低。
The three-view fill-in-one line is a compulsory part of the entrance examinations for college entrance examination since the establishment of the General Technology Courses in Zhejiang Province. In November 2014, Zhejiang Province introduced the detailed rules for the reform of the new college entrance examinations. Three view fill in the gap before the new college entrance examination are given the lack of three-dimensional drawing fill, and in the recent three new college entrance examination candidates in the three exam fill up the missing questions on the 16 questions, and is not only given the imperfect three-dimensional map Of the three views of the lack of complementarity problem, which requires students to have a good spatial imagination, greatly increased the difficulty from the student point of view, resulting in the three candidates in the examination of the question score was significantly lower.