等轴的

He fracture surface observed by SEM has lamella structure, making the strength increase distinctly.

EM和SEM观察发现钢板的层状晶粒在高于550℃退火后转变成等轴超细晶粒组织，且该结构可以阻碍裂纹的扩展，使钢板的强度得到显著提高。

The method of how to analyze the electromagnetic field of the generator is introduced. And with the help of a kind of FEM software, the parameters of a model machine are calculated and simulated, including the electromagnetic field, no-load voltage, single-side magnetic force, loaded torque and axial force.

其次，对转子带防护罩的高速永磁发电机数学模型进行了推导，介绍了利用有限元法对电机磁场进行分析的方法，并运用有限元软件对一台样机的参数进行了仿真，包括电机磁场分析、空载电压波形、单边磁拉力、负载转矩以及轴向力等方面的内容。

This demonstrates that the formation and the growth of the crystal texture in the a-Fe/Nd2Fe14B nanocomposites result from the large temperature gradient normal to the free surface of the ribbons during the process of rapid solidification.

在激冷面各晶面法线方向的尺寸相近，表明纳米晶的形状近似于等轴晶。a-Fe/Nd2Fe14B纳米晶织构的形成和生长受合金薄带在凝固过程中热流梯度的控制。

With the advancement of technology, people's growing demand for the bar, its accuracy is also getting higher and higher, before people parallel roller leveler straightening tubes, rods and other circular cross-section of the build, round-wood in hand Direct the process of rotation is easy to produce, and only straightening roundwood roll axis perpendicular to the longitudinal section on the bend.

随着科技的进步，人们对棒材的需求量越来越大、对其精度要求也越来越高，以前人们采用平行辊矫直机矫直管、棒等圆形断面条材，圆材在矫直过程中容易产生自转现象，并且只能矫直圆材垂直于辊轴的纵向剖面上的弯曲。

In this paper we did experiments on ingot Zn\|5%Al alloy,to find the effect of sandglass extrusion technology on the microstructures and properties of the test mate...

实验结果表明：沙漏挤压工艺能够有效的细化晶粒，使材料获得均匀的等轴细晶组织和优良的综合性能，并有助于实现高应变速率超塑性

We also observed and measured the distance and section of some muscles such as long muscle of neck、long muscle of head、sternocleidomastoid、trapezius、longissimus、inultifidus、splenius、semispinal muscle of head、semispinal muscle of neck、anterior scalene、middle scalene 、posterior scalene et al. We achieved the moment of force and downloaded the force in the model .We also added gravity of head.

通过横截面积肌力计算法，测量尸体颈椎周围的主要肌肉：胸锁乳突肌、斜方肌、头长肌、颈长肌、肩胛提肌、夹肌、前斜角肌、中斜角肌、后斜角肌、多裂肌等的横截面积及其与颈椎纵轴的中心距数值，求得力矩值，直接或根据力矩等价公式间接的将肌力值加载于模型体表各点。

Under such a solidification condition that the growth rate is low and the temperature gradient ahead of the solidi fication front is steep, a large amount of α-Al nuclei can be produced by peritectic reaction, during which only metastable Al〓Zr particles or very fine equilibrium Al〓Zr particles rather than larger equilibrium Al〓Zr partiles are involved.

在低的生长速度和高的界面前沿温度梯度条件下，结晶前沿Al〓Zr粒子与液态铝发生包晶反应（只涉及亚稳Al〓Zr或尺寸极小的平衡Al〓Zr，而不涉及尺寸较大的平衡Al〓Zr）产生大量α晶胚，α晶胚呈球面生长，最终形成等轴非枝晶形态。

With the replacement of 5%,β-quartz solid solution precipitated first, then β-spodumene with increasing temperatures.

所有成分的微晶玻璃均可以得到具有细小等轴晶粒的组织结构，材料的热膨胀系数较低。

The results indicate that not calcined BiVO_4 powder was consisted of two kinds of phase with monoclinic and tetragonal crystalline.

结果表明：未煅烧的 BiVO_4具有四方相和单斜相两种结构，而 500℃煅烧后为单一的等轴状的单斜相结构。

In this paper, several texture techniques, such as hot processing, oriented consolidation of anisometric particles, templated grain growth, reactive templated grain growth and multi-layer grain growth techniques, and along with their development and applications to Lead-free piezoceramics, are reviewed.

本文综述了几种常用的织构化工艺，包括热处理技术、非等轴粒子取向固化技术、模板晶粒生长技术、反应模板晶粒生长技术和多层晶粒生长法的发展与应用，并详细讨论了每一种工艺对陶瓷微结构和织构化生长机制的影响。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐