| 1. | This strip is composed of an intumescent material which swells when subjected to fire . 这种狭条是用受到燃烧时发生膨胀的热胀材料组成的。 |
| 2. | Intumescent paint for aerospace purposes - specification 航空航天用热胀漆.规范 |
| 3. | Coefficient of linear thermal expansion 线性热胀系数 |
| 4. | Some manufacturers use fiber reinforcement to control plastic shrinkage and thermal cracking 一些生产商使用纤维增强来控制塑性收缩和热胀开裂。 |
| 5. | Extend the pipe out from the support of 1 / 2 expansion amount to ensure the moving of expanding and shrinking 安装时使伸缩管伸出伸缩量的1 / 2 ,以保证热胀和冷缩的位移。 |
| 6. | Results show that the brittle fracture is mainly caused by hydrogen brittleness that results from the oxidation arid absorbing hydrogen of copper tube during braze welding 同时在加热和冷却时,由于异种材料的热胀系数差别过大,产生的较大热应力作用于已存在的裂纹,促使裂纹二次扩展,甚至使得晶粒脱落产生空洞,最终导致焊接接头漏气失效。 |
| 7. | The sculpture is constructed with a double - shell system of copper and zinc . these two materials have a great degree of difference in their thermal conductivity . the materials are structurally bonded together to allow for their varying degrees of expansion 雕塑采用了铜和锌双层板作面层,利用两种金属不同的导热系数,随时表现出冷缩热胀的效果,创造出一个抽象和简洁的动感雕塑,让人们感觉出周围温度的变化和阳光的美。 |
| 8. | The sculpture is constructed with a double - shell system of copper and zinc . these two materials have a great degree of difference in their thermal conductivity . the materials are structurally bonded together to allow for their varying degrees of expansion 雕塑采用了铜和锌双层板作面层,利用两种金属不同的导热系数,随时表现出冷缩热胀的效果,创造出一个抽象和简洁的动感雕塑,让人们感觉出周围温度的变化和阳光的美。 |
| 9. | We research on the thermal buckling characteristics of double layer membrane which is composed of different materials with different thermal expansion coefficiens under uniform temperature elevation . the energy method is proposed which is used to solve the problem and the symbolic relation between central buckling height and substrate height under small buckling height is also given . it is the primary theory of membrane resonant sensor , which makes the research and development of novel thermal sensor possible 本文对微机械中热胀系数不同的材料构成的双层复合薄板在均匀温升下的挠曲特性进行了研究,提出了在均匀温升下双层薄板热挠曲求解的能量法,并给出了小挠度下中心挠度与板厚的解析关系,为薄膜谐振式传感器温度特性的研究和新型温度传感器的设计与开发打下了基础 |
| 10. | Recently , train is running faster and faster , and considering the stability and security , seamless welded rails ( swr ) are used as the train orbits gradually . the temperature of the rails will vary with weather . so that the rails may release the energy due to the metal characteristic of expanding or contracting with temperature , there is some badly distortion in the swr , worsly occurring accidents on expanding orbits . the portrait thermal stress ( pts ) of the swr should be monitored in some parts regularly , as to avoid such accident 近年来,随着火车的提速造成的稳定和安全问题,轨道逐步转为采用无缝焊接钢轨,随着钢轨温度的变化,无缝钢轨可能会因为热胀或冷缩的金属特性并且在扣件阻力小而且路基较差的路段释放能量,可能会发生钢轨严重变形,更甚者会发生胀轨跑道等严重铁道事故,为了避免发生如此事故,有必要定期对钢轨的温度应力进行检测。 |