太阳能热处理炉反光膜系的研究

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太阳能热处理炉反光膜系的研究
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+ G2 C: N( ^1 E% M This article mainly introduces the way of utilizing PVD methods to make high reflectivity aluminim films on the rolling metal parabolic, the reflectivity of the films to the solar beam of light reaches 90 percent that has met the request of metal heat-treatment.