This paper introduces the effects of rare earth on the development of heat resistant magnesium alloy and summarizes development history and recent status of heat resistant rare earth-magnesium alloy. 本文介绍了稀土对耐热镁合金发展的影响,概括了稀土耐热镁合金的发展历史及现状。
Influence of radioactive heat generation within lithosphere on geothermal history of extensional basin 闽中早&中元古代科马提岩产于拉张盆地的构造环境。岩石圈生热效应对拉张盆地地热史的影响
The heat transfer experiments are carried out in elevated temperature SHPB system, to measure the temperature history and temperature distribution of specimen. 通过在高温SHPB实验装置上进行热传导实验,测量得到了试件上不同位置测点的温度-时间历史,初步得到了试件上不同时刻的温度分布;
It was also suggested that the heat history of calcium lignosulfonate could be deduced from its heated DSC curves. The protein could hold 文章认为,由木质素磺酸钙的升温DSC曲线可以大致了解其热历史其中SP-FF阳离子交换柱吸附目的蛋白效果最
The heat system may have the problem of design, construction and the pipeline work due to history, technology and management. 由于历史、技术、管理上的原因,在用热网管道可能存在设计、施工、管道组成件等方面的问题。
The Studies of the Effect of Heat History on the Properties and Micro-phase Separation of the Thermoplastic Polyurethane 热处理对热塑性聚氨酯性能及微相分离影响的研究
Glass transition temperature goes up with the hard segment content increase. Heat history affect on glass transition of polymers apparently. 受热史对聚合物的玻璃化温度有较大的影响,随着硬段含量的增加而变大。
The miscibility and the effect of heat history on the miscibility of the blends were studied by Torsional Braid Analysis. 用扭辫分析技术研究了该类共混物的相容性及热历史对其相容性的影响。
Recently the reasons for the study of ancient Greek Olympic games prosperity is that it becomes one of the heat tonics in world physical history. 探讨古希腊奥运会繁荣的原因是近年来世界体育史研究的热点之一。
Discussion of isotopic geochronology and heat history of metamorphic rock series in eastern part of North Qinling ranges 北秦岭东部变质岩系同位素年代学及热历史研究
In DSC measurements, the second heating run was used to eliminate the effect of solvents and heat history on glass transition temperature ( Tg), and also physical aging was used to improve the sensitivity of Tg measurements by enhancing the enthalpy endothermal peaks. DSC法中采用二次扫描以消除溶剂和热历史的影响,并利用物理老化方法来增强N-烷基壳聚糖在DSC曲线上的玻璃化转变区域的热焓吸热峰,以克服DSC法的不灵敏性。
Many factors are considered in the software, such as the non consistancy of tire materials, the anisotropy of heat conductivity in rubber composite, the accompanying reactive heat build up of rubber during tire vulcanization and the real temperature rising history of tire during vulcanization. 该软件考虑了轮胎材料的非均质性、橡胶基复合材料传热性能的各向异性、轮胎硫化时橡胶材料伴有的反应生热以及轮胎硫化的实际加温历程。
Philosophical perspective on boiling heat transfer history, reality and future trend 沸腾传热研究历史、现状及发展方向的哲学思考
This paper verified the rationality of the method-gel strength that is generally used through experimental justification, checked the effect of heat history and stewing time on the gel strength of drilling fluids. 选用聚磺、聚合物以及三磺钻井液体系,通过实验验证了目前通用的评价钻井液触变性的方法&静切力法的合理性,考察了热历史和静置时间对钻井液静切力的影响。
The influence of heat-history on relaxation is studied for barium titanate ceramics. 研究了热历史对四方相钛酸钡陶瓷弛豫性质的影响。
The transient heat transfer between the drum wall and cooling water rising up with steady rate was simulated numerically using FEM, and the time history of the stress and strain fields were also acquired with indirect coupling method. 利用有限元法模拟了焦炭塔进水冷焦阶段恒速上升的介质与塔壁的动态传热过程,并用间接耦合法求得了应力、应变场的变化过程。
The reservoir time are decided by inclusion body homogeneity temperature and terrestrial heat history, the time is the telophase of the Cretaceous period, the reservoir time and tectonic movement is accordant. 利用烃类流体包裹体均一温度并结合盆地东部的地热史,厘定出石千峰组气藏成藏时间为晚白垩世,这与盆地整体向西倾斜、地层大量剥蚀的时间基本上是一致的。
During hot stamping process, the red-hot steel plate has been in a condition of heat exchange with the outside, the temperature history of the plate has a direct impact on microstructure formation and therefore the end-use of the parts. 在热成形过程中,红热钢板一直处于与外界热交换的状态之中,材料的降温历程直接决定了相变组织的形成并影响到零件最终使用性能。
At the same time, HRR ( Heat Release Rate) history was recorded during the simulation, along with the research methods of fire safety science, will provide a more convenient and reasonable fire model in the further experiments and numerical analysis. 同时模拟过程中还记录到了木垛火源的热释放速率曲线,结合火灾科学的研究方法,可为今后的试验研究以及数值分析提供更加方便合理的火源模型。
But the complex heat history lead to the formation of residual stress in the injection molding process. 但在注塑成型过程中,复杂的热力过程导致了残余应力的形成。
Furthermore, low-level energy can be taken as the heat source in radiator heating systems, which will change the history that only the high-level energy can be used in radiator heating systems. 并且,使散热器采暖系统可利用低位能作为热源,改变散热器采暖仅能使用高温能源的历史。
During this activity, from the impact of water on the burning of the kitchen waste, students learned that the existence of latent heat of water and experienced the development of the history of calorimetric technology and so on. 随着探究活动的进行,学生通过水对厨房垃圾燃烧的影响,意识到水潜热的存在,体验科技史上量热术产生及生发展的过程等。