名词
中文翻译：等径直径
同义词：
['uniform diameter', 'uniformity diameter']
例句：
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1.The machine has a uniform diameter of 30 cm.
这台机器的直径为30厘米。
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2. The new road is designed to have a uniform diameter for easy traffic flow.
这条新路设计成具有统一的直径，以便于交通流畅。
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3.The circular saw has a uniform diameter of 50 cm.
圆锯的直径为50厘米。