root radius
英 [ruːt ˈreɪdiəs]
美 [ruːt ˈreɪdiəs]
网络 根部半径
双语例句
- And so notice that when you are at speeds above that that you are exclusively in domain two and your terminal speed is proportional to the square root of the radius of the ball bearings.
应当注意的是，当，速度大的时候，是在，区域2中，终端速度和，这些滚珠的，√r成比例。 - The stress and strain distributions and their changes with the applied loads in the tensile specimens with different notch root radius were calculated by finite element method for steel and aluminum alloy.
用有限元法计算了钢和铝合金不同缺口根半径拉伸试样的应力、应变分布及其随外加载荷的变化规律。 - By studying the variation of root mean square radius with the separation energy, conditions for the existence of halo states are pointed out, especially of the proton halo states.
通过研究均方根半径随结合能变化的规律，指出了晕核态存在的条件，尤其是质子晕核态存在的条件。 - Based on orthogonal experiment, the significance of factors affecting fatigue life, including the root shape, the size of root radius and the geometric parameters of tooth and end flange, is obtained.
通过正交试验法研究了超高压容器疲劳寿命的影响因素，包括齿根形状、过渡圆角半径和端部法兰、啮合齿等几何参数。 - Stress and strain analysis in metallic tensile specimen with different notch root radius
金属材料不同缺口根半径拉伸试样中的应力应变分析 - Great difference, however, occurs with root radius R at notch varying when tested in 1 bar hydrogen.
而在氢气中试验，则发现缺口根部半径R的变化对材料断裂强度影响极大； - The Effect of Notch Root Radius on the Cleavage Fracture Stress σ_f
缺口根半径对解理断裂应力σf的影响 - A concise and practical formula for calculating the stress concentration coefficient is derived, which shows that the stress concentration is related to angular deformation and increases with an increases of the square root of the ratio of radius to thichness.
求得了一个简明而且实用的应力集中系数公式，表明应力集中不仅依赖于角变形量，而且随径厚比的平方根的增加而增加。 - The relation between rock fracture toughness K_ ( Ic) and notch root radius in studied experimentally.
本文对岩石三点弯曲试样的切口曲率半径与其断裂韧度K（Ic）值间的关系进行了详细的实验研究及理论分析。 - According to difference of the root system morphology, low phosphorus condition made root radius and root volume reduced, while the ratio of root to shoot ( R/ S) increased.
从根系形态的差异来看，低磷胁迫下，根半径、根体积减小，根冠比增加； - Characteristic parameters of cavity defects, such as fractal index, area ratio, average size and root square deviation of cavity radius are obtained to describe the uniformization of the cavity defects based on metallography and digital image analysis technology.
根据铸件切面的孔洞金相照片，采用计算机图像处理方法得到了反映孔洞缺陷分布均匀性的分形维数、孔洞面积的百分比、孔洞半径分布方差、孔洞的平均半径4个定量的参量。 - The distribution of stress and strain of the specimens with a big root radius ( R ≥ 2mm) and a small root radius ( R ≤ 2mm) are different.
较大缺口根半径（R≥2mm）和较小缺口根半径（R<2mm）时，试样中的应力应变分布规律不同。 - Based on the mathematical model of involute gear at any rotary angle, the calculation mathematical model of any point on the root is put forward by fold section analytics, and the calculating formula's accuracy of curvature radius in this mathematical model is validated.
提出了基于任意转角位置的渐开线齿轮齿廓数学模型的齿根任一点局部应力的折截面法计算数学模型，并验证了该数学模型中曲率半径计算公式的准确性。 - This paper discusses the relation between the gear tooth root transition curve and the strength of the gear, investigates the formula for calculating the radius of the gear hob tooth top round and makes certain of the reasonable radius of the tooth top round.
论述了齿轮齿根过渡曲线同齿轮强度的关系，并探讨了齿轮滚刀齿顶圆角半径计算公式，确定了合理的齿顶圆角半径。 - The influences of the root curvity radius, length, end ellipticity of a notch and the forms, materials of the sample on the failure assessment diagram were totally studied.
较全面地研究了缺口根部曲率半径、缺口长度、缺口端部椭圆率以及试样类型、材料等对失效评定图的影响。 - Moreover, when outsider diameter D or minimum diameter at the root of notch d vary with root radius R at notch keeping constant, two different notch contours obtained have very little influence on the fracture strength of the material.
当缺口根部半径一定，仅改变外径D或缺口处最小直径d所得两种缺口状态对缺口强度的影响不大。 - Computation on Root Mean Square Radius and Modulation Transfer Function in Imaging Systems
成像系统均方根半径及调制传递函数的计算 - With decreasing the notch root radius, the macro mechanical parameters which reflect the strength of the material increase.
随缺口根半径R的减小，反映材料强度的表观力学参量增加。 - The remelting effect plays a leading role in the initial stage of the detachment. Then the effect of stress concentration becomes obvious as the root radius of the dendrite arms decreases.
重熔作用在断裂的最初阶段起主导作用，随着枝晶臂根部缩颈半径的减小，应力集中效应逐渐明显。 - The stress triaxiality and equivalent plastic strain distributions at the minimum cross-section of specimens with different notch root radius are similar for such three kinds of materials.
三种材料不同缺口根半径试样最小横截面上应力三维度和等效塑性应变分布形态相似。 - On the choice of groove parameters, the influences of groove parameters ( such as groove depth, groove opening angle and groove root radius) on the groove bottom stress concentration extent were analyzed by finite element method.
在切口参数的选择上，本文使用有限元方法分析了切口深度、切口张开角度及切口根部圆角半径等对切口处应力集中程度的影响。 - Based on the digital image processing on the photos, it gains some of the arc macroscopic parameters such as root radius, column radius, length, burning time, and so on.
根据拍摄的照片进行数字图象处理，得到电弧的一些宏观参数如弧根半径、弧柱半径、弧长、燃弧时间等。 - From the mature to the winter period, clone component of its surface area of root, root radius, root volume, root length, such as increasing trend in both.
从成熟期到越冬期，其无性系构件的根表面积、根半径、根体积、根长等都呈持续增加趋势。