• 焊点剪切强度伸长应变速率增加而增加。

    The shear strength and elongation of the lap joint increase with the increase of strain rate.

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  • 仪器采用千分表直接金属丝伸长提高精度

    The instrument USES micrometer to measure the elongation of wire, the measuring precision is increased.

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  • 温差越大,无保温保温管伸长量之差越大,则保温层摩擦力越大;

    The more pipe have temperature difference, the more pipe elongation and insulation friction.

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  • 分析了液压拉伸工作原理,并给出螺栓伸长量紧力的确定方法。

    The principle of the hydraulic pretension is analyzed, the calculation of bolt elongation and pretightening force is also given.

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  • 跨距条件下用悬法计算光缆相对伸长量增强层厚度的关系曲线。

    The cross section areas of overhead optical cable reinforcing materical are calculated for a big span.

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  • 桥梁预应力施工中经常会遇到实际伸长设计伸长量不符,且差值较大情况

    During prestressing construction of bridge, it often appears the situation that the real elongation is not conformed to the design elongation and often with larger difference.

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  • 万能拉力试验机剖析整个测验成果例如伸长量应力应变损坏平均值

    Universal tensile testing machine can analyze the test results, such as elongation, average value, the stress, strain and damage, etc.

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  • 实用新型设计,实现连杆螺钉拉伸伸长精确控制较好的生产实用价值

    The new design has realized stretching and precise control of elongation, which have better value in production and use value.

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  • 公司交流反向驱动器提供最高精确度通过LMMI控制维持速度张力伸长

    Litzler Vector ac inverter drives provide the highest level of accuracy available and are controlled by LMMI to maintain speed, tension and stretch.

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  • 胡克定律只要施与金属线超过比例极限,那么经书线伸长量与所施力成正比。

    Hook's Law: the extension of a piece of wire is directly proportional to the applied force providing the limit of proportionality is not exceeded.

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  • 根据夫琅和费衍射原理采用CCD金属丝在拉力作用下微小伸长,对钢丝的杨氏模进行了测

    Based on the theory of Fraunhofer diffraction, an improved method is introduced to measure Young ' s modulus of steel wires using CCD.

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  • 基于现有规范曲率半径U预应力筋张长量缺乏陈述,该类预应力筋实测伸长理论伸长偏差过大。

    Little has been presented about the existing small curvature radius U-shaped prestressed tendon, whose practical elongation value and theoretical stretching elongation deviate greatly from each other.

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  • 随着煤矿式输送机长度增加阻燃整芯输送带的伸长增大,现有的张装置难以适应这种输送带张紧的要求

    With the increasing of the length of belt conveyors and the using of burning-proof belts. The existing take-up cannot meet the needs of belt tension for the stretching amounts of the belt increase.

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  • 该法可使带钢伸长最小尺寸处于稳定状态,满足扩大中小径直缝电焊管的规格品种提高要求

    The process, with constant and minimum elongation of strip steel edge, can meet the requirements of expanding varieties and sizes with higher welding speed.

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  • 实验过程中假设钢管弹性钢材的弹性模相等为常数,则保温层摩擦力和无保温管与有保温管伸长量差成正比

    The experiment is assumed that the elastic modulus of the steel pipe equal and constant, the insulation layer friction proportional to the difference of elongation.

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  • 分析了毛坯应变分布典型节点外径壁厚轴向伸长时间变化曲线,对整个成形工艺及变形机制有较好的动态认识。

    Simulation results show strain distribution of workpiece and how outer diameter, thickness, axial elongation of some typical nodes change with time.

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  • 实际应用结果表明优化参数制作压电陶瓷微位移器,伸长轴向刚度响范围等性能指标上可提高20~30%。

    Practical application results show that the actuator which is made up by optimum parameter is improved by about 20%—30% in its deforming length, axial stiffness and bandwidth.

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  • 桥梁短索钢绞线预应力施工中,夹具在张拉的回收对钢绞线伸长有着不可忽略的影响

    During the prestressed construction of bridge, the field of anchor holder while straining has greatly influenced the measurement on the elongation indicators of lanyard steel strand.

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  • 试验结果表明加入湿法白炭黑试样拉伸强度比添加气相法白炭黑者提高了54%,扯伸长率提高了64%,磨耗降低20%。

    The results showed that the sample by adding the ultrafine powders of silica aerogel increased the tensile strength 54%, the elongation at break 64%, decreased the abrasion loss 20%.

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  • 并且随着MTES增加材料拉伸强度增强断裂伸长逐渐降低。

    Increase in the amount of MTES increases the tensile strength and decreases the ratio of elongation for breaking of the materials.

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  • 介绍了拉伸弯曲矫直机特点及工作原理,生产常见问题弯曲组切入带钢张力辊上打滑伸长损失进行了分析讨论。

    The problems in production such as amount of draught of the bend rolls, glide of steel strip on the bridle rolls, lose of the elongation and so on are analyzed and optimized.

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  • 结果发现,在尼龙6添加pamam,尼龙6拉伸强度断裂伸长率、缺口冲击强度及熔体流动速率均有所提高,PAMAM添加1.0%时效果最佳

    The results show that the tensile strength, breaking elongation, impact strength and MFR of nylon 6 increase simultaneously after some PAMAM were added. The optimum increment is 1.0%.

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  • 本文探讨工艺条件粘胶原丝强度伸长化学物残留影响

    This paper probes into the effects of process conditions on precursor fiber strength, elongation and chemical residual.

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  • 结果表明,随着石墨添加增加复合材料强度伸长逐渐下降,硬度逐渐上升摩擦系数逐渐变大。

    It shows that the composites' tensile strength and elongation decrease while the hardness and friction coefficient increase with the addition content of graphite.

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  • 研究纳米管加入分散程度复合材料的拉伸强度、拉伸断裂伸长率的影响。

    The effects of the content and dispersion of carbon nanotubes on the tensile strength, tensile modulus and ratio of elongation of the nanocomposites were studied.

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  • 通过提高聚苯乙烯分子,加大液体石蜡投入改进脱除挥发分的条件,提高高抗冲聚苯乙烯的伸长

    The elongation of the HIPS was obviously raised by improving the condition of devolatilization and increasing the molecular weight of polystyrene and the feed of atoleine.

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  • 结果表明改性甲醛分子得到了好的保持,抗冲击韧性断裂伸长率均明显优于未改性聚甲醛。

    The result showed the molecular weight of modified POM were kept well, which leaded higher impact strengh and elongation at break than pure POM.

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  • 组织化学分析原位杂交结果表明ACO1伸长中的节间底部仅靠近节叶鞘基部表达很高。

    Histochemical analysis and in situ hybridization showed that the ACO1 expression was localized in the basal parts of leaf sheaths immediately above nodes or the lower parts of elongating internodes.

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  • 组织化学分析原位杂交结果表明ACO1伸长中的节间底部仅靠近节叶鞘基部表达很高。

    Histochemical analysis and in situ hybridization showed that the ACO1 expression was localized in the basal parts of leaf sheaths immediately above nodes or the lower parts of elongating internodes.

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