名词
中文翻译：映射筒
同义词：
['mapping rod', 'mapping tube例句：1. The mapping cylinder is used to create a precise map of the area.（映射筒用于创建该区域的精确地图。）']
例句：
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1. The mapping cylinder is used to create a precise map of the area.
映射筒用于创建该区域的精确地图。
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2.The engineer used the mapping cylinder to measure the distance between two points.
工程师使用映射筒测量两点之间的距离。
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3. The mapping cylinder was essential for the construction of the new bridge.
映射筒对于新桥梁的建设至关重要。