关键词 板坯连铸，结晶器，有限元模型，铜板温度 [gap=1023]KEY WORDS slab continuous casting，mold，finite element model，copper plate temperature
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The photoelectric parameter of copper and aluminum plate substrate high-power white LED bulbs and its discipline of the temperature change were studied in the same test conditions.
在相同测试环境条件下，对铜基板和铝基板封装的大功率白光LED灯泡的光电参数，以及其点亮后温度的变化规律进行了研究。
Our factory specializing in the production of copper gaskets, select high-quality copper plate processing and become, mainly used in high temperature and high pressure pipe flanges seal.
我厂专业生产紫铜垫片，选用优质紫铜板材加工而成，主要用于高温、高压的管道法兰密封。
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