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交通运输工程 喷射混凝土 The paper also includes a study of techniques of wet shotcrete for high intensity concrete (steel fiber concrete), reduce rebound, improving the effect of support and protection, reduce construction period. 最后借鉴国外先进的喷射混凝土技术,开展高强度湿喷钢纤维混凝土工艺研究,降低回弹,提高支护效果,缩短施工循环周期。 初喷支护
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