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- ultrahigh strength concrete 超高强度混凝土
- The effect of tempering on microstructure and mechanical properties of ultrahigh strength 23NiCo steel ate examined. 研究了回火温度对Co-Ni超高强度钢23NiCo显微组织和力学性能的影响。
- The properties, varieties and the preparation of ultrahigh strength high-modulus polyethylene (UHMWPE) fiber via gel spinning were described briefly. 简述了超高强高模聚乙烯(UHMWPE)纤维的性能、种类及利用凝胶纺丝技术的制备情况。
- RC, SRC, CFT and high strength concrete filled steel tube make the compositions of concrete and steel more perfeet. 从钢筋混凝土、钢骨混凝土、钢管混凝土到今天的钢管高强混凝土组合结构，混凝土和钢的组合更趋完美。
- For example, hot-forming of the quenchable boron-alloy steel 22MnB5 can produce complex, crash-resistant parts such as bumpers and pillars with ultrahigh strength, minimum springback, and reduced sheet thickness (see Figure 2). 用硼钢热冲压和模具冷却的工艺出现在90年代后期，起初是用于制造一些相对简单的汽车部件，如门梁和保险杠。
- IT CONSISTED OF HALF A MILLION CUBIC FEET OF HIGH STRENGTH CONCRETE - TWICE AS EFFECTIVE AS STEEL IN SWAY REDUCTION. 地基由五十万立方英尺的高强度水泥建成,这种水泥在减低摇动方面比钢筋要强一倍。
- Its use has however, been limited by a concern regarding an increased brittleness compared to normal strength concrete. 然而他的使用受到观念的限制,即他相比普通混凝土而言其脆性有所增加。
- Entraining air and using high strength concrete can increase the durability of concrete in sulfate environment. 掺加引气剂及提高混凝土强度均能改善混凝土的抗冻融-干湿循环性能。
- Autogenous shrinkage (AS) is an important factor that results in early age crack of high strength concrete. 摘要自收缩是导致高强混凝土早期开裂的重要因素。
- Aiming at the deep alluvium support of coal shaft, the composite shaft lining of high strength concrete and double steel cylinders is presented. 针对煤矿立井井筒深厚表土层的支护,提出了采用双层钢板高强混凝土复合井壁结构。
- Aiming at the deep alluvium support of Juye Coalfield , the composite shift lining of high strength concrete and double steel cylinder is presented . 针对巨野煤田深厚表土层支护,提出采用双层钢板高强混凝土钻井井壁结构。
- low alloy ultrahigh strength steel 低合金超高强度钢
- Used for cutting or grinding hard materials such as granite, firebrick, brake pads, ceramic and high strength concrete etc. 用于切割石材，玻璃，陶瓷;磁性材料等材料。所用为高质量金刚石;性价比高;产品大部分出口.;可随时为您报价
- low-alloy ultrahigh strength steel 低合金超高强度钢
- YANG Lei.Study on the harm of anaphase hydration of unhydrated cement to high strength concrete[J].Engineering of Cement,2004,(3):8-11. [2]杨雷.;混凝土中未水化水泥后期水化的危害研究[J]
- ultrahigh strength aluminum alloys 超高强铝合金
- However, it's avoidless that high strength concrete (HSC in short) does not perform as well as conventional concrete especially after fire. 但高强混凝土有时会呈现比普通混凝土更差的性能,尤其是高温性能劣化严重。
- ultrahigh strength aluninum alloy 超高强铝合金
- This paper introduces the reasons of cracks occurring on high strength concrete floorslab, and puts forward some corresponding measures. 本文着重介绍了高强混凝土产生裂缝的原因及采取的相应措施。
- ultrahigh strength aluminum alloy 超高强铝合金
