名词
中文翻译：热截面
同义词：
['hot section', 'hot cross-sectional area']
例句：
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1.The engineer calculated the hot cross-section of the beam to determine its strength.
工程师计算了梁的热截面以确定其强度。
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2. The hot cross-section of the engine is crucial for its performance.
发动机的热截面对其性能至关重要。
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3.The hot cross-section of the steel beam was analyzed to optimize its design.
对钢梁的热截面进行了分析，以优化其设计。