名词
中文翻译：部分系数
同义词：
['sectional coefficient', 'sectional factor例句：1. The engineer used the section coefficient to calculate the stress in the beam.（工程师使用截面系数来计算梁中的应力。）']
例句：
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1. The engineer used the section coefficient to calculate the stress in the beam.
工程师使用截面系数来计算梁中的应力。
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2.The study found that the section coefficient had a significant impact on the design of the bridge.
研究发现，截面系数对桥梁设计有重大影响。
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3. The engineer used the section coefficient to optimize the design of the bridge.
工程师利用截面系数来优化桥梁的设计。