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- A constructive formula of ultrasonic-rebound method to test concrete strength is presented. 摘要提出一种超声回弹综合法检测混凝土强度的推定公式。
- Contrast Precision Analysis of Nondestructive Test Concrete Strength 混凝土强度无损检测方法精度对比分析
- Technical specification for testing concrete strength by pull-out post-insert method 后装拔出法检测混凝土强度技术规程
- Technical specification for testing concrete strength by ultrasonic - rebound combined method 超声回弹综合法检测混凝土强度技术规程
- testing concrete strength 混凝土强度检测
- The more the admixture, the lower the concrete strength. 掺量过高时,混凝土的强度降低;
- So both theoretical analysis and test show that concrete strength can be obtained by transverse cutting method. 因此，理论分析与试验结果都表明，可以采用横劈的方法得到混凝土的强度。
- By routine test and base experience, with contrastive method, the appropriate mix content and the effect to concrete strength of a kind of expansion agent were studied. 摘要通过常规实验和基础实验，采用对比的方法，研究了膨胀剂的适宜掺量和对水泥砂浆强度的影响。
- Testing concrete in structures - Part 1: cored specimens - Taking, examining and testing in compression. 结构中的试验混凝土.;第1部分:芯样本
- The testing methods and contents for a concrete structure factory building after a fire hazard are introduced, including concrete strength, steel strength, carbonation depth in concrete and so on. 摘要通过某工程实例，介绍了对火灾后混凝土结构厂房进行检测的方法和内容，包括混凝土强度、钢筋强度、混凝土碳化深度等。
- In this article,authors introduce influences of concrete raw materials and produ ction methods on concrete strength and relevant control methods,including prepar ation test method and production test. 主要介绍混凝土原材料及生产工艺对混凝土强度的影响以及其控制方法(包括试配试验方法及生产试验)。
- The way to influence the concrete strength is floc and arborization formed in concrete. 影响混凝土强度的方式是在混凝土中形成絮状集合体和树枝状细脉。
- The effects of volume fraction and concrete strength on tensile strength of SFRC are analyzed with an experiment. 通过试验，分析了钢纤维混凝土极限抗拉强度与钢纤维体积掺率及基体强度等级的关系。
- The accuracy of concrete strength evaluation has a great influence on the safety assessment of structures. 摘要混凝土强度评定的准确性对结构物的安全性评价具有很大的影响。
- By maintaining workability, but at a lower water content, concrete strength may be increased without the need for further cement addition. 保持工作度不变，在低用水量时，不必增加水泥用量，混凝土的强度也能增加。
- This paper studies emphatically the changes of concrete strength under different high temperatures,and the performance of aggregate after brokenness. 综述了再生骨料混凝土再生骨料特性、力学性能、耐久性、改性研究等,并提出了再生骨料混凝土的研究方向。
- It is shown from engineering practice that the deductive value of concrete strength has high accuracy by the rebound strength curve of this paper. 工程实践表明，利用本文方法建立的现场回弹测强曲线推定混凝土强度值的精度较高。
- A simple test will show if this is real gold. 简单的试验就能证明这是否是真金。
- The effect to the concrete strength and durability of different proportions of metakaolin and slag mixed with concrete was stuelied. 通过偏高岭土与矿渣的不同复掺比例研究了偏高岭土与矿渣复掺对混凝土强度和耐久性能的影响。
- Verification of concrete strength (destructive)by coring - Sample of concrete is cored cut , capped strength of the in-situ concrete. 用作证明混凝土之强度-从现声场钻孔取样板以作搞压试验，从而印证混凝土之强度。
