将壳体吸收的激光功率等效为作用于光斑区域内的表面热流。
The laser power absorbed by the shell is treated as equivalent heat flux.
研究了八种金属材料表面涂布绝缘和非绝缘粉末层在低功率密度和高功率密度的CO_2激光作用下的吸收特性。
The absorption characteristics of eight kinds of powder layers coated on common metals have been investigated using CO_2 laser beam with low and high power density.
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