【单选题】【消耗次数：1】
对花岗岩的叙述错误的是（ ）。
①
耐火性好
②
不易风化
③
耐磨性好
④
抗压强度高
参考答案：
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相关题目
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下列关于耐燃性和耐火性说法有误的一项是（ ）。
①
耐燃性是指材料在火焰和高温作用下可否燃烧的性质
②
耐火的材料不一定耐燃，耐燃的一般都耐火
③
耐火性是材料在火焰和高温作用下，保持其不破坏、性能不明显下降的能力
④
钢材虽为重要的建筑结构材料，但其耐火性却较差，使用时须进行特殊的耐火处理
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