名词
中文翻译：Unknown
同义词：
['upper bracing', 'upper chord', 'upper beam']
例句：
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1.The upper wind girder is crucial for the stability of the bridge.
上层风撑对于桥梁的稳定性至关重要。
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2. The engineers carefully designed the upper wind girder to withstand high winds.
工程师们仔细设计了上层风撑，以承受大风。
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3. The upper wind girder was damaged in the recent storm.
最近一场风暴中，上层风撑受损了。