笔者对格图和环面蜂巢图作了相应的研究。
We study the grid graph and the honeycomb rectanglar torus and honeycomb rhombic torus accordingly.
结果二尖瓣环面积在心动周期中不断发生变化。
Results the mitral annular area were changed throughout the cardiac cycle.
环面可由矩形把其两对对边分别重叠起来而得到。
A torus can be obtained from a rectangle by identifying opposite sides.
根据提出的直廓环面蜗杆优化设计的原则和目标。
The paper put forward principle and object of straight profile circular plane worm's optimization design.
本文给出了抛物环面天线的参数方程和辐射场公式。
In this paper, the parametric equation and radiation field formulas for a parabolic torus reflector antenna are given.
提出了一种新型滚动式球面包络点啮合环面蜗杆传动；
A new rolling type of spherical enveloping worm gearing with point meshing is proposed.
利用有限元方法对超环面镜的压弯力学模型进行分析。
The modeling of toroidal mirror was analyzed by finite element analysis method.
利用给出的公式研究了抛物环面天线的增益和旁瓣特性。
The gain and radiation properties of the antenna are investigated by using the above formulas.
本文扼要阐明了“渐开面包络环面蜗杆付”的加工原理。
This paper briefly expounds the manufacturing principle of the worm-gear pair with the involute envelope fair.
提出了平面二次包络环面蜗杆副可制造性评价的内容和方法。
The evaluation contents and relevant methods are proposed for the manufacturability of plane-generated double enveloping Hourglass worm gear pairs.
本文研究了一种新型行星传动——滚锥齿超环面行星蜗杆传动。
The paper researches a new type mechanical transmission mechanism-the Rolling cone-type toroidal drive.
介绍了新型二次包络环面蜗杆副测量仪的结构、原理及实测结果。
The measuring principle, main structure and measured results of the new tester developed for double enveloping worm gearing are present in the paper.
在工业生产条件下测量了连续铸管铸铁结晶器中间环面的温度分布。
Temperature distribution of the middle annular face of the mould in continuous casting pipe processing has been measured in industrial production condition.
通过构造一个新的非线性函数，研究一类多折叠环面多涡卷混沌产生器。
A new type of multi-folded torus and multi-scroll chaotic generator is studied by constructing a new nonlinear function.
渐开面包络环面内螺纹蜗杆砂轮磨齿，是一种硬齿面齿轮精加工的新型工艺。
Grinding gear with the toroidal involute interior thread worm grind wheel is a new kind of process in hard surface gear finish machining.
针对平面二次包络环面蜗杆传动，运用优化理论和方法，对其进行了优化设计。
The optimum design of plane quadratic enveloping ring surface worm drive has been realized using the theory and method of optimization.
为了实现平面二次包络环面蜗轮的数控加工，必须对蜗轮进行精确数字化造型。
In order to manufacture planar double-enveloping toroid worm gear with CNC methods, a precise digital model must be constructed.
最大二尖瓣环面积指数发生于舒张晚期，最小二尖瓣环面积指数发生于收缩中期。
The mitral annular area index was increased in diastole, to a maximum in late diastole and decreased to a minimum in mid-systole.
提出了对二次包络环面蜗杆传动修形的方法，以降低蜗轮副对制造误差的敏感性。
A method of modifying the double enveloping worm gearing with developable tooth surface has been proposed to reduce the sensibility of the worm gearing to the manufacturing errors.
为研究环面节流静压气体球轴承的承载力特性，提出一种基于三维模型的计算方法。
A calculation method based on three-dimensional model was developed to study the load bearing characteristics of externally pressurized spherical gas bearings with inherent compensation.
基于微分几何和空间啮合理论，分析了修正型圆环面双包络环面蜗杆副齿面形成原理。
Analysis of the forming principle of tooth flank of modified type worm gear pair was based on different geometry and spatial engaging theory.
阐述了一种新型环面蜗杆传动——无侧隙双滚子包络环面蜗杆传动的结构和传动原理。
The structure and the working principle of a new kind of hourglass worm gearing, which is called non-backlash hourglass worm gearing, are introduced.
推导了双圆环面包络环面蜗杆磨齿啮合界线方程及其与相配蜗轮啮合的啮合界线方程。
The equations of the meshing limit line in the first and second enveloping of the dual-torus double-enveloping toroidal worm drive are presented in this paper.
用大整数运算库实现两种基于环面自同构的算法，并将他们与传统的RSA算法作比较。
Have realized two kinds of algorithms with the large integer operational library in VC, and compare them with traditional RSA algorithm.
然后，我们将看到微分同胚群作用下的辛商为特殊子流形模空间上的以环面为结构群的丛。
And then we will see that in the framework of diffeomorphism group the symplectic quotient is torus bundle over the moduli space of special submanifold.
针对提出的新型机电集成超环面传动，建立了机电耦合动力学模型，推导了速度传递函数。
We establish the electromechanical-coupled dynamic model of a novel electromechanical integrating toroidal drive and derive its speed transfer function.
分析并数值模拟了受扰保守单摆系统中kam环面的变形、扭曲、破裂及混沌出现的过程。
The appearing process of the deformation, distortion, split and chaos of KAM ring surface in the conservative pendulum system is studied and simulated numerically.
为全球消费者带来电子产品、服装和玩具的成千上万供应链，在关键一环面临成本上升的局面。
Consumers across the globe face a cost hike at a key stage in the thousands of supply chains that bring them electronics, clothes and toys.
为全球消费者带来电子产品、服装和玩具的成千上万供应链，在关键一环面临成本上升的局面。
Consumers across the globe face a cost hike at a key stage in the thousands of supply chains that bring them electronics, clothes and toys.
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