名词
中文翻译：杆面积
同义词：
['bar area', 'rod length', 'rod width']
例句：
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1.The engineer measured the rod area of the machine to ensure it was within specifications.
工程师测量了机器的杆面积，以确保其符合规格。
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2. The scientist used a rod area calculator to determine the optimal size for the experiment.
科学家使用杆面积计算器来确定实验的最佳尺寸。
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3. The carpenter carefully measured the rod area of the door to ensure it would fit perfectly.
木匠仔细测量了门的杆面积，以确保它能够完美地安装。