查询词典 heat conductivity
- 与 heat conductivity 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Keywords PCMs,the solid-liquid phase change,conductivity factor,time-temperature curve,comparison curve,strenghten heat conduction
Article From 河北工业大学;化学工艺硕士论文 2004年度贮能材料;固液相变;导热系数;时间-温度曲线法;比较法;强化传热
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The project for passenger cars with engine piston aluminum alloy, alloy components through optimal design, rare earth - Modification of phosphorus salt air and bottom melting slabs, metal-cast aluminum piston at the end of riser feeding process, heat treatment process parameters of choice , Nano-Detroit surface coating materials, such as key technology research and development with a density of small, light weight, thermal conductivity, and coefficient of thermal expansion of small, high temperature and have sufficient strength, wear and corrosion resistance , Aluminum piston size and good stability, its integrated technical indicators have reached the leading domestic level.
项目介绍(简介、技术特点、应用范围、市场前景、效益分析及对投资者要求。500字以内)本项目针对乘用车发动机用铝合金活塞,通过合金成分优化设计、稀土-磷盐复合变质处理与炉底透气砖熔炼技术、铝活塞金属型铸造底冒口补缩工艺、热处理工艺参数的选择、纳米级活塞表面涂层材料等关键技术的研究,开发出具有密度小、质量轻、热传导性好、热膨胀系数小,并具有足够的高温强度、耐磨和耐蚀性能、尺寸稳定性好的铝合金活塞,其综合技术指标达到国内领先水平。
- 推荐网络例句
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The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.
主要做了如下几个方面的工作:对伸臂位于顶部的单层框架—筒体模型进行分析,提出了等效转动约束的概念和转动约束刚度的表达式。
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Male cats normally do not need aftercare with the exception of the night after the anesthetic.
男猫通常不需要善后除了晚上的麻醉。
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Its advantage is that it can be used in smaller units.
其优点在于可以在较小的单位中应用。