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- Effect of Fiber-Mortar Interface Bonding Strength and Volume Fraction of Steel Fiber on Flexural Toughness of Steel Fiber Reinforced Concrete 钢纤维界面粘结强度和体积掺量对混凝土弯曲韧性的影响
- volume fraction of steel fiber 钢纤维体积率
- Furthermore, the bond splitting tensile strength increases with addition of steel fiber volume fraction. 在一定范围内,随钢纤维体积率的增加,钢纤维混凝土与老混凝土粘结劈拉强度明显提高。
- Influence of Steel Fiber Volume Fraction and Cementitious Matrix Strength on Flexural Toughness in SFRC 钢纤维掺量和基体强度对混凝土弯曲韧性的影响
- Study on the influence of volumetric fraction of steel fiber on initial cracking performance of reactive powder concrete 钢纤维掺量对活性粉末混凝土初裂性能影响研究
- The normalized effective conductivity of the composite can be viewed as a function of the dipole polarizability and the volume fraction of the fiber. 复合材料之正规化有效导热度可视为此双极极化度与纤维体积分率之函数。
- With bottom gas blowing at the tundish, the average residence time of steel liquid flow in the tundish can be prolonged effectively;the dead volume fraction can be reduced. 采用中间包底部吹气技术，当控制的吹气参数合理时，可以有效地延长钢液的平均停留时间，降低死区体积；
- Optimum wear reduction was obtained when the volume fraction of Kevlar pulp is 40 Vol%. 当纤维体积分数为40%25时，复合材料的比磨损率最小；
- The volume fraction of methane,ethane, n -butane and propane are increased with the increase of dose. 甲烷、乙烷、丙烷和正丁烷的体积分数都随吸收剂量的增加而增加;
- The results indicate that the PTA technique is a effective method to measure the volume fraction of recrvstal-lization quantitatively. 结果表明，使用PTA技术可以较好地定量测量含硼钢的再结晶体积分数。
- Base on this, in this work we prepared in situ TiC or (TiB+TiC)/Ti-1100 composites with various volume fraction of reinforcements by the consumable vacuum arc melting. 主要研究结果如下:在所制备的原位自生(TiB+TiC)或TiC/ Ti-1100复合材料中,增强体TiB、TiC分布均匀,与基体界面洁净,没有明显反应层存在。
- SFRM specimens rupture with ductile characteristics and the normal mortar specimens collapse brittlely.The improvement of SFRM changes according to the length of steel fiber and its ratio by volume. 砂浆韧性得到明显改善.;同时指出砂浆强度和韧性的改善程度与所掺入钢纤维的长度和掺量有关
- The results show that the volume fraction of hydrogen is increased with the increase of dose,but has little relationship with the concentration of N,N-diethyl hydroxylamine. 研究结果表明:氢气的体积分数随着吸收剂量的增加而增加,而与N,N 二乙基羟胺浓度的关系不大;
- C/C composites were prepared by needled felt with fibre volume fraction of 40%, 30% and 25% densifying through chemical vapour infiltration for three times. 摘要以40%25，30%25和25%253种不同纤维体积分数的针刺整体毡为坯体，经3次化学气相浸渗后制备C/C复合材料；
- The effects of carbides on as-cast microstructure of HSSs for roller, the relationship of the composition of alloy with the type and the volume fraction of carbide were analysed. 分析了碳化物对铸态组织的影响以及合金成分与碳化物类型、体积分数之间的关系。
- The design of Steel Fiber Reinforced Concrete Segments was analyzed in this paper. 本文对钢纤维混凝土管片的设计进行了系统性分析。
- The experimental results showed that an appropriate vacuum degree and volume fraction of liquid should be chosen for maximizing the cooling capacity of the evaporator. 实验结果表明，采用适当的真空度和液容率，可以提高微槽群蒸发器的散热效果。
- The corrosion resistance of steel fiber is better than that of rebar in reinforced concrete. 摘要钢纤维混凝土中的钢纤维比钢筋混凝土中的钢筋耐腐蚀。
- The relations of the effective moduli of the composite,the thickness of the hollow sphere wall,volume fraction of the filler,and thickness of the coating were investigated. 分析了复合材料有效模量同空心微球壁的厚度、填充体积分数、涂层厚度等参数的关系。
- The results show that the volume fraction of hydrogen is increased with the increase of dose, but has little relationship with the concentration of N,N-diethyl hydroxyla-mine. 研究结果表明：氢气的体积分数随著吸收剂量的增加而增加，而与N，N-二乙基羟胺浓度的关系不大；
