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- thermal shrinkage stress 热收缩应力
- thermal shrinkage stress curve 热收缩应力曲线
- Shrinkage stress was found to increase linearly with cure temperature. 我们发现收缩应力随固化温度直线增加。
- Marly crack and deterioration of many bridge deck overlays have been attributed to the traffic load, nature factor and high thermal or shrinkage stress development in the concrete. 混凝土桥面铺装在交通荷载、自然因素、温度与收缩应力综合作用下,普遍出现了早期开裂与破坏。
- Uniform MD and TD thermal shrinkage , used for making micro wave furnace door, electrical heating unit. 热收缩纵横均衡;用于制作微波炉门、电加热器等。
- It was forecasted that thermal shrinkage films will become the hotspot of plastic industry. 并预言热收缩膜将是塑料工业未来发展的热点之一。
- The article points out that shrinkage stress is a very important substance in studing of fabric shrinkage. 本文提出了织物缩水时收缩应力这一问题研究的意义。
- The study of the fracture suggests that the addtion of MMT disperses the shrinkage stress effectively. 对断口形貌的分析得出,MMT的加入有效分散了收缩应力。
- The fancy yarn of acrylon,viscose and polyester which have different percent thermal shrinkage is exploited in cotton spinning machine. 利用不同收缩率的腈纶、粘胶、涤纶长丝在棉纺设备上生产腈/粘/涤三重结构的花式纱,探讨了纺纱工艺、关键技术,以及生产过程中的注意事项。
- Applying certain pressure in this procedure, after lacquers gelatinized, can prevent the deformation and shrinkage stress of PMMA substrate. 通过在凝胶化后施加一定的压力能够减小形变和收缩应力。
- The example shows that quite reasonable calculation results of humidity field and shrinkage stress of interface can be obtained by the model. 算例结果表明,应用该模型可以获得较为准确合理的接触面湿度场及干缩应力计算结果。
- Adding some modified monomers in the PET, the steric resistance of molecular increases, and crystalizability of COPET decreases, so thermal shrinkage is greatly improved. 在聚酯中添加改性单体后,分子链空间位阻增大,共聚酯的结晶能力下降,热收缩性得以提高。
- The main reason of shrinkage stress during curing period is the change from distance between monomer moleculers to covalent distance . 树脂固化时收缩应力的主要原因是单体之间的分子间距离缩短变为共价距离。
- The interaction between copolymer (acrylic acid-butenoic aldehyde) and pickling pig skin was studied with thermal shrinkage temperature, DSC and X-ray diffraction patterns. 研究了丙烯酸-丁烯醛共聚物与浸酸皮之间的相互作用。
- The mechanism of thermal shrinkage and properties of thermal shrinkage films required were introduced,and new resins,new processes,and new equipments were discussed with emphasis. 介绍了热收缩的工艺原理及性能要求,重点论述了热收缩膜用的新树脂品种、新成型工艺及新成型设备。
- The effects of polypropylene fiber on the plastic shrinkage stress and plastic shrinkage ratio of the mortars were investigated by use of a self-designed measuring device. 采用自行研制的水泥砂浆塑性收缩应力测试装置和非接触式测长装置,分别研究了低掺量的聚丙烯纤维对水泥砂浆塑性收缩应力和塑性收缩率的影响。
- Engineering practice shows that the occurrence of slab cracks especially the penetration cracks are often caused by temperature stress and shrinkage stress. 工程实践经验表明,面板裂缝尤其是贯穿性裂缝的产生主要是由于温度应力和干缩应力引起的;
- Based on the present production techniques of aerial bomb body at home and abroad, the new process of thermal shrinkage calibre integral forming with temperature gradient method for low resistance bomb body is described in this paper. 本文在叙述当前国内外航空炸弹弹体加工技术水平的基础上,主要介绍了低阻航空炸弹弹体采用温度梯度法的热缩径(口)整体成形工艺。
- Based on these theoretical studies, the temperature stress and shrinkage stress of plain concrete slab and reinforced concrete slab are calculated using finite element analysis software ADINA, and the differences between them are also made. 在此理论研究的基础上,通过有限元分析软件ADINA来计算素混凝土平板构件和配筋混凝土楼板的温度应力和干缩应力,比较其抗裂性能的区别。
- The influence of creep on shrinkage stresses is taken into account by relaxation coefficient method. 采用松弛系数法对水泥砂浆徐变对地面收缩应力的影响做了修正。