平面图中 楼梯怎么标识方向如图有一层、二层回字形楼梯,箭头标示方向应是像上面那样,一楼往上,二楼标识为从一楼往二楼,还是像下面那样,一楼往上,二楼标识为从二楼往三楼.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/18 11:30:44
![平面图中 楼梯怎么标识方向如图有一层、二层回字形楼梯,箭头标示方向应是像上面那样,一楼往上,二楼标识为从一楼往二楼,还是像下面那样,一楼往上,二楼标识为从二楼往三楼.](/uploads/image/z/5404425-33-5.jpg?t=%E5%B9%B3%E9%9D%A2%E5%9B%BE%E4%B8%AD+%E6%A5%BC%E6%A2%AF%E6%80%8E%E4%B9%88%E6%A0%87%E8%AF%86%E6%96%B9%E5%90%91%E5%A6%82%E5%9B%BE%E6%9C%89%E4%B8%80%E5%B1%82%E3%80%81%E4%BA%8C%E5%B1%82%E5%9B%9E%E5%AD%97%E5%BD%A2%E6%A5%BC%E6%A2%AF%2C%E7%AE%AD%E5%A4%B4%E6%A0%87%E7%A4%BA%E6%96%B9%E5%90%91%E5%BA%94%E6%98%AF%E5%83%8F%E4%B8%8A%E9%9D%A2%E9%82%A3%E6%A0%B7%2C%E4%B8%80%E6%A5%BC%E5%BE%80%E4%B8%8A%2C%E4%BA%8C%E6%A5%BC%E6%A0%87%E8%AF%86%E4%B8%BA%E4%BB%8E%E4%B8%80%E6%A5%BC%E5%BE%80%E4%BA%8C%E6%A5%BC%2C%E8%BF%98%E6%98%AF%E5%83%8F%E4%B8%8B%E9%9D%A2%E9%82%A3%E6%A0%B7%2C%E4%B8%80%E6%A5%BC%E5%BE%80%E4%B8%8A%2C%E4%BA%8C%E6%A5%BC%E6%A0%87%E8%AF%86%E4%B8%BA%E4%BB%8E%E4%BA%8C%E6%A5%BC%E5%BE%80%E4%B8%89%E6%A5%BC.)
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