名词中文翻译
中文翻译：正射投影仪
同义词：
['正射投影机例句：1. The orthoprojector was used to create a detailed map of the area.（正射投影仪被用来制作该地区的详细地图。）']
例句：
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1. The orthoprojector was used to create a detailed map of the area.
正射投影仪被用来制作该地区的详细地图。
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2. The orthoprojector helped us to accurately measure the dimensions of the room.
正射投影仪帮助我们准确地测量房间的尺寸。
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3. The orthoprojector was used to survey the terrain before construction began.
正射投影仪在施工开始前用于勘测地形。