控制变形,是国家大剧院大跨度壳体钢结构安装的关键。
The control of deformation is the key to the installation of long - span steel shell structure for National Grand Theatre.
简述缸体与法兰焊接变形机理,采取冷却方式控制变形量。
Brief introduced weld deformation mechanism between tank and flange. It also introduced how to control the deformation by cooling method.
复杂零件的淬火变形是不可避免的,用常规方法很难控制变形。
The quenching deformation of complex sections can not be avoided because it is not easy to control the deformation with conventional method.
对W含量较高的合金,采用二步烧结工艺可以有效地控制变形。
The two step sintering process can effectively decrease the distortion of the alloys with higher tungsten contents.
适当地控制变形条件,可抑制孔洞的扩展,从而能提高合金的延伸率。
The propagation of the cavities can be controlled and thus the ductility of the alloy can be increased by suitably controlling the deformation conditions.
研究精密机械热误差校正的机理,提出主动热校正控制变形误差的精度指标。
In this paper, the thermal error calibration principle of precision machines is presented, and the accuracy index of active calibration thermal deformation is proposed.
简述了激光热处理薄长零件及齿轮的变形机理,并提出了控制变形量的方法。
This paper probes into the deformation mechanism of machine parts during the laser heat treatment and introduces the technology of controlling and reducing the deformation of long-thin machine parts.
与各种位错机制作了比较,认为控制变形速率的过程很可能是克服派一纳力。
After comparing with various dislocation mechanisms, it is shown that the deformation-controlling process is probably the overcoming of the Peierls-Nabarro force.
在控制变形方面,采用了可调整压块结构,使模具能适应不同厂商供应的原材料。
And in order that the die can fit for different raw materials, we take use of the adjustable pressing chunk structure.
结果表明:对变形要求严格时使用该种预应力锚杆柔性支护可以更有效地控制变形。
The result indicates that the prestressed anchor flexible retaining method can control deformation more effectively for the strict deformation requisition.
复合地基较天然地基能提高地基承载力、控制变形,又比桩基经济,得到了广泛应用。
The compound ground natural foundation can enhance the ground supporting capacity, the control to distort, also compared to the pile foundation economy, obtained the widespread application.
大型钢板调质是热处理行业中多年来难以控制变形、淬火变形大、十分棘手的难题之一。
The quenching and tempering for large steel plate is a intractable problem as the large quenching distortion and difficult to control.
本文根据控制变形物体边界变化的思想,建立了一种基于动态边界控制的气动优化设计方法。
An aerodynamic optimization method is described which is based on dynamic boundary control. This method is according to the idea of controlling the boundary of transforming object.
论述了阀门工业生产中,影响焊接零件变形的因素,变形对零件的危害,以及控制变形的方法。
Describing the factors affecting welding spares deformation, deformable harm to the spares and methods to control deformation in the manufacture of valve industry.
文章从软土层基坑应用土钉支护措施存在的问题出发,从施工技术措施和控制变形措施两个方面着手,研究了软土层基坑应用坑支护存在的问题和对策。
The article studies on the questions in soil nail support of the weak foundation pit and puts forward countermeasures from the construction measures and deformation-control measures.
为了设计未来的电脑,控制处理器在纳米尺度下的变形是必须且重要的一点。
To design these computers of the future, it is important to be able to control nanoscale strain in the processors.
这种变形可能是通过外部控制或自发产生,例如,对温度、压力、和速度的改变做出反应。
The change can be instigated by an external control or it can be automatic, for instance in response to variations in heat, pressure or velocity.
拉尔夫·内德称科维尔是“一辆车的车祸”,因为它的摆动轴悬挂容易向下方变形,导致司机失去控制。
Ralph Nader dubbed the Corvair "the one-car accident" because its swing axle suspension had a tendency to tuck under, causing the driver to lose control.
但通过控制纤维产生过程中的压力方向,可能产生在某些情况下能调整自身形状的变形复合材料。
But by controlling the direction and the tension of the fibres during their construction it is possible to produce a morphing composite, which adjusts its shape under certain conditions.
如果这听起来很简单,请考虑到控制那些软绵绵、易变形的东西对感知数据的数量、认知的加工和身体灵活性上的要求。
If that sounds simple, consider the amount of sensory data, cognitive processing and physical dexterity needed to manipulate something that flows and bends in your fingers.
控制网架的焊接变形与焊接应力是保证网架质量的关键之一。
Controlling on grid welding deformation and welding stress are the key problems for assuring grid quality.
还介绍了改善及控制炉壳变形的整形技术和冷却技术。
A shaping and cooling technology is introduced to reduce or control the shell deformation.
对镁合金焊接过程中易燃烧、焊接变形大等问题提出了有效的控制措施。
We also present effective control measures for the problems such as flammability and big transformation in magnesium alloy welding process.
可靠、高品质的原料输出;完备的结构及控制设计,防止原料结块、变形;
Reliable, high-quality raw output; the complete structure and control design, raw materials, to prevent caking, deformation of material.
从工艺设计、胎具设计、控制焊接变形和缺陷、表面处理等各环节实行严格的品质控制,多年来生产出多种型号的车架全部为合格品。
This paper describes the methods of controlling the frame quality in terms of process design, mould design, control of deformation and defects from welding surface treatment, etc.
基于参数曲线和曲面控制的空间变形是重要的几何外形编辑和柔性物体动画实现手段。
Space Deformations controlled by parametric curve or surface are important methods for geometric shape edit and flexible object animation.
针对低刚度零件的数控加工工艺系统,提出了一种可控制工件变形的夹具系统。
Fixture system of machine tools for controlling workpiece deformation is put forward taking aim at NC machining system for low rigid part.
莱特兄弟通过使用一种叫做机翼变形控制(Wing Warping)的系统解决了这个难题,这个系统靠滑轮和绳索使机翼改变成不同的形状。
The Wright brothers did this using a system called wing warping, which relied on pulleys and cables to twist the wings into a different shape.
在此基础上,分析该工艺中支承材料和工件材料满足匹配关系的重要性及材料变形问题,并提出相应控制措施。
On this foundation, the importance of match relation which support material and part material should satisfy and the material distortion is analyzed and some control measures is given.
在此基础上,分析该工艺中支承材料和工件材料满足匹配关系的重要性及材料变形问题,并提出相应控制措施。
On this foundation, the importance of match relation which support material and part material should satisfy and the material distortion is analyzed and some control measures is given.
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