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为了与新课标接轨,今年各地的高三数学模拟考试很多都增加了新内容方面的题目.如:已知直线l与平面α成60°角,α外的一点A
In order to align with the new curriculum standards, this year many of the third year high school mathematics simulation examinations have added new content topics such as: known linear l and plane α into a 60 ° angle, a point A