A constructive formula of ultrasonic-rebound method to test concrete strength is presented.
一种超声回弹综合法检测混凝土强度的推定公式被提出。
The Inspection of concrete strength of cast in situ piles by Ultrasonic is to identify concrete strength at the same time to test uniformity and integrality of pile body.
超声检测灌注桩混凝土强度是指在超声检测桩身混凝土匀质性、完整性的同时确定桩身混凝土的强度。
The method of ultrasonic and pullout test can get higher precision for measuring concrete compressive strength.
超声拉拔综合法用于检测砼的强度，可以提高测试精度。
Strength test on concrete lining in highway tunnel based on synthetic method of ultrasonic rebound;
建立了适用于开封地区且精度高于全国通用测强曲线的超声回弹综合法专用曲线。
Strength test on concrete lining in highway tunnel based on synthetic method of ultrasonic rebound;
建立了适用于开封地区且精度高于全国通用测强曲线的超声回弹综合法专用曲线。
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