The aluminum alloy and composites have different deformation ratio, so the anti-fatigue performance of aluminum alloy liners is very poor.
界面良好的粘接使铝合金和复合材料形变相协调,能够很好的提高铝合金内衬复合材料高压容器的耐疲劳性能。
The annealing process was made under different temperature and holding time to the cold forging AZ31 magnesium alloy with different deformation ratio.
对不同变形量的冷锻az31镁合金在不同温度和保温时间下进行退火。
Basing on the deformation of ultra-light series bearing rings, heat treatment technology parameters method was adopted, so that over deformation ratio was decreased.
针对超轻系列轴承套圈易变形的问题,采取改变热处理工艺参数的方法,使变形超差率大大降低。
Approximation of screwdown value, rolling speed and an iterative method were used to study the maximum screwdown ratio, speed, tension and deformation ratio tolerable in the mill.
作者用压下逼近法、速度逼近法及迭代法研究了该轧机允许的最大压下率、速度、张力和变形率。
In recent years, the ratio of the transformer faults caused by the winding deformation directly or indirectly remains very high.
近年来,由于变压器绕组变形直接或间接导致的变压器损坏事故居高不下。
In addition, cyclic stress ratio and number of cyclics have remarkable effects on vertical deformation of cement-soil pile composite foundation.
另外,在循环荷载作用下循环应力比和加荷周数对复合地基竖向变形有显著的影响。
The results show that after alternate deformation, with the increase of heat treatment temperature, the nucleation ratio of recrystallization rises.
结果表明,弯折压平交替变形后,随热处理温度的升高,再结晶形核率增加。
To simulate the deformation of soils in fill construction, it is necessary to build up the constructive model under the stress path of constant ratio of principal stress.
为了模拟填土工程中土体的变形,需要建立在等主应力比应力路径下的本构模型。
Relationships between the pile-soil stress ratio, the replacement ratio, and the pile lateral soil modulus of deformation are discussed.
讨论了桩土应力比与置换率及桩周土变形模量的关系。
The relation between splitting tensile strength and compressive strength and the effects of steel fiber types and volume ratio on behavior of the deformation of split failure are discussed.
探讨了劈拉强度与抗压强度的关系、钢纤维体积率及钢纤维类型对劈拉变形性能的影响。
The deformation characteristics of non free cutting (NFC) are experimentally studied with the chip cross section geometry, the deformation configuration and the cutting ratio.
通过对切屑截面几何、变形状态及切削比的实验分析,研究了非自由切削的变形特征。
Analyzed the stress-strain relation of pile and soil by the stress ratio, deduced the vertical deformation and harmony equation, introduced the analysis means of deformation and stabilization.
并以桩土应力比为纽带分析桩与桩间土体中应力应变的关系,确定桩体复合地基的竖向变形协调方程,介绍了复合地基的变形与稳定性分析方法。
There was also a significant improvement on whole blood viscosity, blood plasma ratio viscosity, red blood cell aggregation index as well as red blood cell deformation (average P<0.01).
治疗后全血粘度、血浆比粘度、红细胞聚集指数及红细胞变形能力均有明显改善(均P<0.01);
The effect of deformation temperature and deformation speed on the limit drawing ratio (LDR) and microstructure of the roll-casting AZ31 magnesium alloy sheet.
研究了变形温度、变形速度对铸轧az31镁合金板的极限拉深比(ldr)和组织的影响。
But because the chamber pressure of this gun is high, the deformation of the steel cartridge case is enlarged, and the extraction ratio cannot reach the standard.
但由于该炮膛压较高,使得钢质药筒的变形加大,不抽筒率超标严重。
The influences of strip thickness, forward and backward tension, reduction ratio and resistance to deformation on the edge drop were investigated in detail.
详细研究了带钢厚度、张力、压下率、变形抗力等对边缘降的影响。
The ratio of the magnitude of an applied shear stress to the velocity gradient that it produces; that is, a measure of a noncrystalline material's resistance to permanent deformation.
剪切应力数值与其产生应变速率的比值叫粘性,用来衡量非晶材料抵抗永久变形的能力。
The deformation of soil tunnel is influenced by the combined tempo-spatial effects. And the ratio of deformation produced by the time-effect is quite large even in the range impacted by excavation.
土质软岩隧道的变形受时空效应综合作用的影响,即使在开挖面影响范围之内,时间效应也能产生很大比例的变形。
The swelling deformation properties of expansive rock during moisture absorption are studied by means of the expansion ratio tests.
对南水北调中线强膨胀岩重塑样进行了膨胀率试验,分析吸湿条件下膨胀岩膨胀变形规律。
Study on failure mechanism shown: the main cause is the deformation stress due to environment changes that resulted high leakage failure ratio during environment conditional tests.
文章讨论了航空波导结构密封失效的故障机理,表面活性、胶层弹性模量、热膨胀、以及因环境变化产生应力等引起密封失效的有关因素。
The drive load may increase with multiply construction but the overall deformation is dependent on the stiffness ratio between the actuators and the wing.
多铺层可以增加驱动载荷,但总体变形效果还取决于结构系统的刚度比例;
The results show that the softening ratio increases with the increase of deformation temperature and interval time.
结果表明,其静态软化率随变形温度的升高和道次间隔时间的延长而不断增加。
Free vibration method is employed to measure the damping ratio. A great deal of fundamental data for the damping ratio of rubber powder concrete in small deformation is obtained.
采用自由振动法测试得到了一批橡胶混凝土小变形阻尼比的基础性数据。
By computations and analysis it is found that the seismic-induced accumulative pore water pressures of seabed increase with the values of soil deformation modulus and Passion's ratio decreasing.
通过计算分析可以发现:随着土的变形模量和泊松比的减小,由地震所引起的海床中的累积超孔隙水压力均增大。
Higher lateral deformation and Poisson's ratio as well as negative volumetric strain can be reached for higher pore pressure even though axial strain of specimen is lower.
较高的孔隙压力,即使试样的轴向应变为低,可以达到较高的横向变形和泊松比,以及负体积应变。
Generally, it is difficult to spin titanium alloy at room temperature, because of its high deformation resistance and yield to tensile ratio.
钛合金的变形抗力和屈强比较大,其壳体室温变薄旋压成形有一定困难。
Through simulation and comparison, the influence laws of feed velocity and different rolling ratio on transverse width deformation and force-energy parameters were opened out.
通过模拟比较,揭示了进给速度和轧制比对双球面环件轧制宽展变形与力能参数的作用规律。
The cycle stress ratio is the ratio of dynamic strength and soil static strength, as it passes the critical cycle stress ratio, accumulated deformation takes on and soil strength declines.
土体在动力荷载作用下,当动荷载与土体静强度的比值即循环应力比超过某一临界循环应力比时,土体才会发生累积变形和强度弱化。
The nonlinear deformation in tower body of self-elevating tower crane under load is characterized by the horizontal displacement and tilt ratio of its top.
自升塔式起重机在载荷状态下,塔身非线性变形的主要表征是其顶部的水平位移和斜率。
The effect of temperature and tensile force on the threshold deformation and the thickness ratio after bond was mainly studied under the condition of control atmosphere rolling process.
结合控制气氛轧制复合工艺,研究了轧制张力和坯料加热温度对轧制复合临界变形程度和复合后厚比的影响规律。
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