名词
中文翻译：钢拱支撑
同义词：
['steel arch', 'steel truss', 'steel girder例句：1. The bridge is supportedby steel arches that span the river.（这座桥由横跨河流的钢拱支撑。）']
例句：
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1. The bridge is supportedby steel arches that span the river.
这座桥由横跨河流的钢拱支撑。
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2. The construction of this tower was supportedby steel trusses.
这座塔的建设得到了钢桁架的支持。
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3. Thesteel girder isessential for the stability of thebridge.
钢梁对于桥梁的稳定性至关重要。