名词
中文翻译：重环段
同义词：
['heavy segment', 'heavy section']
例句：
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1.The heavy ring segments of the gear are crucial for its operation.
齿轮的重型环段对其运行至关重要。
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2. The heavy ring segments of the gear are crucial for its operation.
齿轮的重型环段对其运行至关重要。
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3. The heavy ring segments of the gear are crucial for its operation.
齿轮的重型环段对其运行至关重要。