Using a same semiconductor laser scheme, the thermal impedance of diamond thermal management is only 40% of AlN thermal management.
采用完全相同的半导体激光器结构，金刚石膜热沉的热阻仅为氮化铝热沉的4 0 %。
The effect of dielectric constant, dielectric loss factor, coefficient of thermal expansion (CTE)and characteristic impedance of substrate materials on properties of MMB are mainly discussed.
介绍了微波多层板所用基材的性能参数，重点阐述了材料的介电常数、介质损耗、热胀系数、特性阻抗对多层板性能的影响。
The alternating current impedance was used to examine the corrosion resistance. It is found that laser thermal shock improved the corrosion-resistant of the deeply drawing steel strip with Ni-coating.
应用交流阻抗技术检测，发现激光热冲击处理提高了覆镍深冲钢带的耐蚀性能。
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