太阳高度测量器供学生测定太阳高度用。以观察一天或一年中不同时间的太阳高度的变化。
J281 Measuring High-Sun
This device is used for students with a high degree to determine the height of the sun. To observe a day or a year in the sun at different times of great change.
J281 Measuring High-Sun
This device is used for students with a high degree to determine the height of the sun. To observe a day or a year in the sun at different times of great change.
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