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.
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.
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.
加气砌块强度低、吸水率高、收缩变形大,墙体抹灰易出现裂缝。
Aerated concrete block has low intensity, high water absorption, great deformation and amiable cracks appearance.
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.
随着激光单脉冲能量输入的增加,焊接件的横向收缩变形和失稳变形变大。
With the single-pulse laser energy input increasing, the transverse shrinkage and buckling distortion are improved.
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.
为了保证精铸件的成形精度,制造所用的模具型腔必须对铸件的收缩变形进行补偿。
In order to ensure the forming accuracy of castings, it is necessary to consider the compensation for the shrinkages in the mould cavity for turbine blades brought by the solidification process.
试验表明,路面材料收缩变形测试仪测试性能在准确性和稳定性等方面要优于应变仪。
The testing result indicate that the testing performance of constringency transmutation testing apparatus for pavement material is excel to the strain gauge in the stabilization and precision.
温度变形和自生收缩变形等受约束形成的拉应力,是引起混凝土早期开裂的主要驱动力;
The tensile stress induced by restrained thermal and autogenous shrinkage deformations was the main driving force of cracking in concrete at early age.
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.
提高混凝土的自生体积膨胀变形量补偿混凝土的温度收缩变形,对于混凝土抗裂很有意义。
Increasing autogenous volume expansive deformation for compensating thermal shrinkage deformation of concrete may improve crack resistance.
结果表明:复合矿物外加剂可抑制混凝土自收缩变形,并使混凝土长期收缩变形得到补偿。
The experimental results show that SCA could either restrain the early autogenous shrinkage of paste or improve the prolonged shrinkage of concrete.
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.
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.
一方面,基于叶片收缩变形位移场的有限元仿真结果,更为准确地计算铸件不同部位的收缩率;
On the one hand, casting shrinkages at different positions of the blade are considered as nonlinear thermo-mechanical casting deformations that are calculated with accuracy by finite element analysis.
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.
在此基础上,利用有限元分析软件定性地分析了杆件的焊接收缩变形对隔震支座的水平变形影响。
On that basis, using finite element analysis software, a qualitative analysis was accomplished about the influence of the welding contraction deformation on the bearings deformation.
再次,运用增量法的原理,用ANSYS分析地下室结构施工期间在温度、收缩变形作用下的应力场。
Thirdly, we apply the theory of increment method to analyze the stress field of basement in construction period under the action of temperature and shrinkage strain by finite program ANSYS.
现代混凝土组分的变化导致了温度应力高、收缩变形大,早强和高强也引发了混凝土的早裂和高脆性。
The change of the components leads to high temperature stress, as well as remarkable shrinkage and deformation; also, its characteristics induce friability and fissility of concrete.
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.
因此当收缩变形不能自由进行时,有可能导致混凝土产生裂缝,并且裂缝的数量随着时间的增加而增多。
If restrained, shrinkage strains can cause cracking of concrete and will generally cause the deflection of structural members to increase with time.
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.
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.
空气变形加工工艺参数中的超喂率和喂入方式,异收缩变形加工工艺参数中的异收缩率、平均收缩率对成纱的条干CV值有显著影响。
The over feed and feeding method in air-texturing, the differential shrinkage rate and average shrinkage in differential shrinking can affect the CV value of air-jet textured yarn remarkably.
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.
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.
全文通过对玻璃钢制品收缩变形的原因分析,并采取相应的措施与简单计算,提出了克服收缩变形的初步意见,从而把这种变形控制在最低限度之内,提高了玻璃钢制品的质量。
This paper gives an analysis of the shrinkage of FRP products and a simple calculation, some ideas of controlling within a lowest limit and improving the quality of FRP products are also proposed.
全文通过对玻璃钢制品收缩变形的原因分析,并采取相应的措施与简单计算,提出了克服收缩变形的初步意见,从而把这种变形控制在最低限度之内,提高了玻璃钢制品的质量。
This paper gives an analysis of the shrinkage of FRP products and a simple calculation, some ideas of controlling within a lowest limit and improving the quality of FRP products are also proposed.
应用推荐