名词
中文翻译：角铁环
同义词：
['angle iron', 'angle iron ring', 'angle iron sleeve']
例句：
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1. The angle ironring is used to secure the roof against wind and rain.
角铁环用于固定屋顶，防止风吹雨打。
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2.The angle iron ring was a crucial component in the construction of the bridge.
角铁环是桥梁建造中至关重要的组成部分。
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3.The angle iron ring was designed to provide additional support for the heavy equipment.
角铁环的设计是为了为重型设备提供额外的支撑。