一种超声回弹综合法检测混凝土强度的推定公式被提出。
A constructive formula of ultrasonic-rebound method to test concrete strength is presented.
因而说同超声回弹综合法相比，该方法进一步提高了检测精度。
So that we can say the new method improves the precision advancelycomparing with the existed methods.
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;
本文将超声回弹综合法用于负温混凝土强度检测。结果表明，超声回弹综合法可以用于检测和评定负温混凝土的强度。
The strength of negative temperature concrete is tested with supersonic-rebounding method. The results state that the method is suitable to test the strength of negative temperature concrete.
本文将超声回弹综合法用于负温混凝土强度检测。结果表明，超声回弹综合法可以用于检测和评定负温混凝土的强度。
The strength of negative temperature concrete is tested with supersonic-rebounding method. The results state that the method is suitable to test the strength of negative temperature concrete.
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