主要是明显的尺寸效应和凝固、收缩、应力等问题,避免或减少铸铁井盖的成分偏析、变形、开裂等缺陷的产生。
Is mainly the size effect and solidification, shrinkage, stress and other issues clearly, to avoid or reduce the segregation, iron manhole cover deformation and crack defects.
在薄板焊接中,由于局部加热和迅速冷却产生了沿焊缝方向的焊接收缩应力,而导致焊接薄板发生屈曲变形。
Localized heating from the welding process and subsequent rapid cooling induces welding shrinkage stresses along weld bead during welding thin-wall plate and causes structural buckling distortions.
探讨了影响注射成型厚壁塑料制品收缩变形的一些因素,提出了对实际生产有指导作用的建议。
Several factors affecting on contraction deformation of thick section injection moulding articles were investigated. Some practical proposals were given.
这些模型的实验结果表明,基底收缩对挤压构造变形特征具有重要的影响。
The results of these models indicate that substrate contraction has important influence on the deformational characteristics of compressional structures.
其次,木材的处理方式采用自然烘干和干燥炉烘干法,除去木头间的空隙并将纹路间的空隙适度收缩以避免卷曲变形。
Secondly, the treatment of wood with natural drying and drying furnace drying, remove the gap between wood and veins shrink the gap between moderate to avoid crimping deformation.
暗夜精灵开始变形,他伸展的胳膊变成黑亮美丽的翅膀,他的躯干收缩变成飞鸟的胸脯,最后他的脸和腿都变形了。
The Night Elf began to shift form. His outstretched arms formed beautiful ebony wings, his torso shrank, forming an avian chest. His face and legs took final shape.
随着钛在多单位固定桥中应用的增多,需要一种方法将一个修复体中的两个或多个单位连接起来,以减少铸造过程中产生的收缩和变形。
The increasing use of Ti for multiple-unit fixed prosthesis require a method to join two and more unites in a restorative prosthesis to reduce the contraction and distortion in casting process.
研究了聚丙烯纤维和微膨胀复合对混凝土抗折强度、抗渗性和收缩变形的影响。
The influence of compounding polypropylene fiber and expansion on flexure strength, impermeability and the shrinkage deformation is studied.
在对某大型水电站焊接收缩变形测量中,该方法得到了很好的应用。
During the measurement of welding contraction distortion for stator in a large hydropower station, the method is used well.
收缩包裹:使用收缩包裹变形器投影网格。
Shrink Wrapping: Projecting a mesh using the Shrink Wrap Deformer.
横向收缩变形:构件焊后在垂直焊缝方向上发生的收缩。
Transverse/cross/lateral contraction deformation:The component contracts in the upright direction of weld after weiding.
计算出薄板坯在结晶器内温度场分布和变形,在此基础上得到了坯壳生长、收缩的规律。
The temperature flied distribution and deformation in the mould of thin slab were calculated, moreover, the regularity of shell growth and shrinkage was obtained.
研究高层钢筋混凝土建筑考虑建造过程的收缩徐变变形的结构分析理论及方法。
The structural analysis theory and method of reinforced concrete tall buildings in view of construction procedures and creep deformation of shrinkage were investigated.
气冷的方法,可以使试样散热更快,达到控制温度的目的,同时也可以减小焊接残余应力和焊接横向收缩变形。
Wind cooling accelerated elimination of heat dissipation, and controlled temperature which made welding transverse contraction deformation and the residual stresses decrease.
本文从纤维缠绕张力、树脂收缩、热应力、芯模等方面探讨了对纤维缠绕复合材料制品收缩变形的影响。
The effect on shrinkage deformation of fibre winding composites were considered by discussing the winding tensile resin thermo-shrinkage stress and the mandrels.
利用弹性理论。给出了薄壁圆筒纵向焊缝的横向收缩引起的应力与变形的定量解答。
According to elastic theory, this paper gives quantitative answers of stresses and deformations caused by the lateral contraction of longitudinal welding seam on the thin wall's cylinder.
收缩变形可用温度应力的概念换算为当量温差。
The shrinkage movement can be transformed temperate difference at equivalence relation.
结晶性聚合物在SLS成形过程中存在较大的收缩变形,工艺较难控制,但此类材料韧性和强度很好,因此其SLS制造有巨大的发展潜力。
It is difficult to sinter part of crystalline polymer material by SLS for large deformation of crystalline material shrinking in the process.
介绍了变形预补偿的原理,以汽车风扇为例,成功地降低了汽车风扇的收缩变形和翘曲变形,为解决制品变形问题提供了一条新的思路。
The principle of precompensation for deformation was presented, which was applied to the shaping of an automobile fan and effectively helped lower the shrinkage deformation and warpage of the product.
揭示了裂隙产生的机理是不同埋深处土体水分丧失速率的不同,产生了不均匀的收缩变形。
The mechanism of cracking is the different rates of water loss in different depths which caused the uneven shrinkage deformation.
也不要用开水烫洗,因为化纤耐热性差,超过它的耐热温度,衣物就会收缩变形,甚至起皱。
Also do not use boiled water scald because chemical fibber hear resistance is poor exceed its heat-resisting temperature clothings is out of shape with respect to meeting systole corrugate even.
利用该程序分析混凝土收缩徐变对结构变形和内力的影响。
Structure deflection and inner force are analyzed by using the program for concrete shrinkage and creep.
混凝土的水蒸发速率、收缩变形、开裂面积都随着环境温度和风速的增加而增大,随着相对湿度的升高而降低;
The rate of water evaporation, shrinkage strain and the area of cracks increase with increasing exposure temperature and wind velocity, and with decreasing relative humidity.
它具有制作快捷(客户可即定即做、立等、可取)印迹清晰不扩散,印面不收缩、 不变形的特点。
It has many advantages, such as high working speed, seal impression is clear and no diffusing, seal surface will not shrink or deform.
为避免薄膜过度收缩而导致烟包(条)变形,给出了包装剩余量检验标准。
The inspection standards for packing surplus were proposed to avoid pack deformation due to excess shrinking of the film.
本文针对体外预应力混凝土简支梁的受力、变形特点,提出了计算体外预应力结构中收缩徐变产生的预应力损失的基本方法。
The paper provided with a method to calculate the pre-stress loss caused with systolic stress in the outside of pre-stress force.
如要这时大开门窗,让刚铺贴好的壁纸吹“穿堂风”,壁纸会因为迅速失水而发生收缩变形现象。
To open the doors and Windows that let just Putie good wallpaper blowing "Chuantangfeng" wallpaper will occur because of the rapid dehydration and shrinkage deformation phenomenon.
轻集料混凝土的收缩变形比普通混凝土大,易使混凝土形成裂缝。
The shrinkage of LWAC is increased than that of Normal Concrete (NC), which will bring about the crack of LWAC more easily.
轻集料混凝土的收缩变形比普通混凝土大,易使混凝土形成裂缝。
The shrinkage of LWAC is increased than that of Normal Concrete (NC), which will bring about the crack of LWAC more easily.
应用推荐