Uniformity of microhardness improved significantly after high temperature diffusion annealing.
经高温扩散退火处理后，显微硬度均匀性显著提高。
Research to the fire smog dynamic diffusion mechanism, the paper proposed the influence mechanism of the high temperature smog to the asphalt pavement surface temperature.
通过研究火灾烟雾的动态扩散规律，揭示了高温烟气对于沥青混凝土路面温度场的影响规律。
Because temperature rise of the exposed region must meet the requirement of diffusion experiment, high power density of the incident laser beam is necessary.
要使曝光区温度达到扩散实验要求，必须使曝光区功率密度很高。
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