This paper introduces a rarely seen method of describing with diametral distance. 本文介绍了一种鲜为人知的用直径距离描绘椭圆的方法。
Then, a logic computational diagram is constructed for calculating diametral growth by assuming fatigue cyclic softening, namely yield strength reduction as tubing fatigues. 再通过合理的假设,建立用于计算直径增长的计算机逻辑框图。
Relationship between Axial Internal Clearance and Diametral Internal Clearance of Double Row Angular Contact Ball Bearing 双列角接触球轴承轴向径向游隙的关系
Diametral point load test is a very promising, simple and accurate method for obtaining compressive and tensile strength data of rock core. 用岩芯进行径向点荷试验,是简单而较精确地获得岩石抗拉、抗压强度的极有前途的方法。
Through theoretical analysis and calculation reduction formula for axial and diametral internal clearance of double row angular contact ball bearing and calculating formula of axial and diametral internal clearance are derived, and through experiment, correctness of the formulas was examined. 通过理论分析和计算,推导出双列角接触球轴承的轴、径向游隙的换算公式,以及轴向、径向游隙的计算公式,并经实验检验了公式的正确性。附图2幅,参考文献3篇。
The conjugate ellipsograph is designed according to the characteristics of the main& diametral circle. 共轭椭圆规是根据主径圆的性质设计的。
A Study of Cylindrical Specimens under Diametral Point-load Test 圆柱状试样径向点荷载试验的研究
The analysis using the Jones calculus and the experimental results for a circular ring in diametral compression are presented. 文中用琼斯运算作了分析,并且给出径向受压圆环的实验结果。
Previously, in "assumed calculation" of extrusion stress of round-head rivet and round hole, it was considered that maximum non-uniform extrusion stress equals approximately to the value obtained from dividing extrusion force by area of diametral plane of round-head rivet or round hole. 在圆钉与圆孔的挤压应力假定计算中,曾认为:以挤压力除以圆孔或圆钉的直径平面的面积所得的挤压应力与理论分析的最大应力大致相等。
Conclusions: The diametral tensile strength and hardness of the secondarily treated composite resins were higher than those of the light cured composite resins. 结论:与单纯光固化复合树脂相比,经过二期处理的光固化复合树脂,其径向抗张强度和硬度不同程度的提高。
The potential profile on the diametral line on uniformly charged petal-like plane is deduced by means of potential formula of point charges. 从点电荷的电势计算公式出发推导出了瓣形均匀带电面在其直径处的电势分布。
The solution method can be applied to corrugated shells of arbitrary diametral sections. 提出的解决方法适应于任意轴向截面的波纹壳体。
Methods: The surface hardness, compress strength, diametral tensile strength of composites were measured. 方法:测定材料的硬度、压缩强度、径向拉伸强度。
Finally, using the same equipment, the cracked chevron notched Brazilian disc specimens were subjected to diametral impact, the fracture initiation time for the specimen was studied, which laid a foundation for dynamic fracture toughness test in the future. 此外,利用该装置径向冲击CCNBD试样,对试样的起裂时间进行了初步的研究,以便今后对动态断裂韧度进行进一步的测试。
The main principles of choosing a suitable diametral clearance are presented in the paper. 最后文中还给出了轴承径向游隙选用的一般原则。
With an axial tension plate, a pure bending beam and a diametral loaded disk as models, the determination of each material fringe method was performed. 最后,以轴向拉伸板,纯弯曲梁和对径受压圆盘为试件,测定了它们的材料条纹值。
This paper analyzed the influences of the geometric parameters on the vortex pump characteristics, and put forward that the three important parameters are impeller diameter D_2, the chamber diametral size R_r and the chamber throat area F_ ( tbr). 本文分析了几何参数对旋流泵特性的影响,提出叶轮外径D2、涡室径向尺寸RV及涡室喉部面积F(thr)为旋流泵设计三要素。
The composite resin with EAM monomers gave high value of compressive strength, diametral tensile strength, surface hardness and lower water uptake and water solution compared to EMA monomers. 与EMA单体比较,含EAM单体的复合树脂明显增强了压缩强度、径向拉伸强度、表面硬度、固化深度值,降低了吸水值和水溶解值。
Studied diametral distribution of concentration of high viscous catalyst in Loop-reactor, and effects of viscosity of catalyst for diametral distribution of concentration and its process of change compared the experimental data with value of two dimensional model. 在环管反应器中研究了高粘度催化剂的径向浓度分布,探讨了催化剂粘度对径向浓度分布的影响;径向浓度分布的动态变化过程;
Axial and diametral γ-ray scanning for spent nuclear fuel rods 核反应堆辐照元件的轴向和径向γ射线扫描
This paper discusses the effects of the diametral clearance of a rolling element bearing on the load distribution, the stiffness coefficients, the loads acting on each bearing in a multi-bearing system, the thickness of the oil film of elastohydrodynamic lubrication and the fatigue life. 本文系统地探讨了滚动轴承径向游隙对轴承内部负荷分布、支承刚度、多轴承系统中外载荷在各个轴承上的分配、弹性流体动力润滑的油膜厚度和轴承疲劳寿命的影响。
The compressive strength, diametral tensile strength, surface hardness, cured depth, water uptake, and water solution of the composite resin with EAM monomers and those of EMA were measured. 检测了由合成EAM单体或EMA单体配制复合树脂的压缩强度、径向拉伸强度、表面硬度、固化深度、吸水值和水溶解值。
On Describing Ellipse with Diametral Distance 用直径距离的拉线法描绘椭圆
Potential profile on the diametral line of uniformly charged petal-like surface 瓣形均匀带电面在其直径处的电势分布
The mixed mode fracture of center cracked Brazilian disk specimen subjected to diametral compression is analysed by weight function method. 用权函数方法对中心裂纹巴西试样的对径加载作了-复合型断裂分析。
It is shown that the fatigue life and the stiffness coefficients vary rapidly with the diametral clearance. 通过分析可见,径向游隙对轴承的疲劳寿命和支承刚度有显著的影响。
Using 8031 mono-computer has achieved automatic measure of bearing diametral clearance checker. 采用8031单片机实现了轴承径向游隙测定仪的自动检测。