| 1. | Standard specification for structural carbon steel plates of improved toughness
增强韧性的结构碳素钢板的标准规范 |
| 2. | Recently many efforts to improve toughness of ceramic materials have been made by controlling their microstructure
为了提高陶瓷材料的韧性，人们开展了大量的研究工作。 |
| 3. | In this paper , the cause of brittleness , brittleness destruction characteristic , influence factor , improving toughness technology and mechanism are investigated
本文研究了高强轻集料混凝土脆性的产生、脆性破坏特征、影响因素、增韧技术以及增韧机理。 |
| 4. | Test results show that the carbon fiber with high elastic modulus can not only improve strength performance but also improve toughness of cement mortar , and that the polypropylene fiber with low elastic modulus can only toughen cement mortar
试验结果表明，高弹性模量的碳纤维对水泥砂浆既能增强，又可显著增韧；低弹性模量的聚丙烯纤维对水泥砂浆只能增韧。 |
| 5. | Now reinforcement and improve toughness is the core topic study of the ceramic materials , and fiber reinforcement is the most obvious method , it can improve not only the toughness but also the hardness of materials
目前研究陶瓷材料的核心课题是补强增韧，而纤维增韧是目前补强增韧方法中效果最为显著的方法，它在提高材料韧性的同时，在大多数情况下还能提高材料的强度。 |
| 6. | This resin has high crosslink density is improved toughness on the basis of design , the product of the system has excellent surface gloss , excellent toughness , good corrosion resistance and mechanical properties , application crowded rafah windows , dishes and coffee
该树脂具有较高的交联密度，是在改善韧性的基础上设计的，制得的产品具有优异的表面光泽性，极好的韧性，耐腐蚀性和优良的机械性能，应用挤拉门窗，咖啡盘子等。 |
| 7. | Reducing self - weight and improving toughness is always a subject that modifying the common concrete since it is come into being , the steel fiber reinforced concrete pathed the way for improving the toughness of it , while the lightweight concrete solved the problem to the heavy dead weight
混凝土自从问世以来,减轻自重、提高韧性一直是对其改性的课题,钢纤维混凝土为改善韧性开辟了道路,而轻骨料混凝土则解决了其自重大的问题。 |
| 8. | The influence factors of brittleness of hslc such as w / b ratio , sand percentage , type of aggregate and binder constitution are analyzed by the experiment : in order to improve the toughness of hslc , we study the function of fiber , polymer , aggregate and low - layer steel fiber on improving toughness , and explain the mechanism of improving toughness of them
最后采用这四种技术复合增韧，得到了和理想结构模型相符的高强高韧性轻集料混凝土，较基准轻集料混凝土抗压强度增加16 . 3 ，抗弯强度增加97 ，冲击韧性提高171 . 9 ；劈裂抗拉强度增加52 . 6 ，韧性指数提高19 . 2倍，并且具有耐久、经济等优良性能。 |
