名词短语
中文翻译：混凝土和钢铁的合作
同义词：
['混凝土与钢铁的协作例句：1. The construction project requires the cooperation of concrete and steel to ensure its success.（这个建设项目需要混凝土和钢铁的协作以确保其成功。）']
例句：
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1. The construction project requires the cooperation of concrete and steel to ensure its success.
这个建设项目需要混凝土和钢铁的协作以确保其成功。
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2. The engineers worked closely together, demonstrating the cooperation of concrete and steel in their designs.
工程师们紧密合作，展示了他们在设计中的混凝土和钢铁的协作。
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3. The construction of this bridge required a significant amount of concrete and steel, highlighting the cooperation of these materials in the project.
这座桥梁的建设需要大量的混凝土和钢铁，凸显了这些材料在项目中的协作。