焊点的剪切强度及伸长量随应变速率的增加而增加。
The shear strength and elongation of the lap joint increase with the increase of strain rate.
该仪器采用千分表直接测量金属丝伸长量,提高了测量精度。
The instrument USES micrometer to measure the elongation of wire, the measuring precision is increased.
温差越大,无保温管与有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.
分析了液压拉伸预紧的工作原理,并给出了螺栓伸长量和预紧力的确定方法。
The principle of the hydraulic pretension is analyzed, the calculation of bolt elongation and pretightening force is also given.
在大跨距条件下用悬链法计算了光缆的相对伸长量与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.
桥梁预应力施工中经常会遇到实际伸长量与设计伸长量不符,且差值较大的情况。
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.
万能拉力试验机可剖析整个测验的成果,例如伸长量、应力、应变、损坏值、平均值等。
Universal tensile testing machine can analyze the test results, such as elongation, average value, the stress, strain and damage, etc.
该实用新型设计,实现了连杆螺钉的拉伸及伸长量的精确控制,有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.
公司的交流反向驱动器提供最高的精确度,通过LMMI控制,维持速度,张力和伸长量。
Litzler Vector ac inverter drives provide the highest level of accuracy available and are controlled by LMMI to maintain speed, tension and stretch.
胡克定律:只要施与一段金属线的力不超过其比例极限,那么该经书线的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.
根据夫琅和费衍射原理,采用CCD来测量金属丝在拉力作用下的微小伸长量,对钢丝的杨氏模量进行了测量。
Based on the theory of Fraunhofer diffraction, an improved method is introduced to measure Young ' s modulus of steel wires using CCD.
基于现有规范小曲率半径U形预应力筋张拉伸长量缺乏陈述,而该类预应力筋实测伸长值和理论伸长值偏差过大。
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.
随着煤矿带式输送机长度的增加和阻燃整芯输送带的伸长量增大,现有的张紧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.
该法可使带钢边部的伸长量最小和尺寸处于稳定状态,并可满足扩大中小径直缝电焊管的规格品种和提高焊速的要求。
The process, with constant and minimum elongation of strip steel edge, can meet the requirements of expanding varieties and sizes with higher welding speed.
若实验过程中假设钢管的弹性模量和钢材的弹性模量相等且为常数,则保温层摩擦力和无保温管与有保温管伸长量之差成正比;
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.
分析了毛坯的应变场分布,典型节点外径、壁厚、轴向伸长量随时间的变化曲线,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.
实际应用结果表明,以优化参数制作的压电陶瓷微位移器,在其伸长量、轴向刚度及频响范围等性能指标上可提高约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.
在桥梁短索钢绞线预应力的施工中,锚夹具在张拉时的回收对钢绞线伸长值的量测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.
试验结果表明,加入湿法白炭黑超细粉的试样拉伸强度比添加气相法白炭黑者提高了54%,扯断伸长率提高了64%,磨耗量降低了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%.
并且随着MTES量的增加,材料的拉伸强度增强而断裂伸长率逐渐降低。
Increase in the amount of MTES increases the tensile strength and decreases the ratio of elongation for breaking of the materials.
介绍了拉伸弯曲矫直机的特点及工作原理,对生产中常见问题如弯曲辊组切入量、带钢在张力辊上打滑及伸长率损失等进行了分析讨论。
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.
结果发现,在尼龙6中添加pamam后,尼龙6的拉伸强度、断裂伸长率、缺口冲击强度及熔体流动速率均有所提高,PAMAM添加量为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%.
本文探讨了工艺条件对粘胶原丝强度、伸长及化学物残留量的影响。
This paper probes into the effects of process conditions on precursor fiber strength, elongation and chemical residual.
结果表明,随着石墨添加量的增加,复合材料的抗拉强度和伸长率逐渐下降,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.
研究了碳纳米管的加入量与分散程度对复合材料的拉伸强度、拉伸模量、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.
通过提高聚苯乙烯分子量,加大液体石蜡的投入量及改进脱除挥发分的条件,提高高抗冲聚苯乙烯的伸长率。
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.
结果表明,改性聚甲醛的分子量得到了较好的保持,抗冲击韧性及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.
组织化学分析和原位杂交结果表明ACO1在伸长中的节间底部仅靠近节的叶鞘基部表达量很高。
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.
组织化学分析和原位杂交结果表明ACO1在伸长中的节间底部仅靠近节的叶鞘基部表达量很高。
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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