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为了有效的反射EUV光线，在掩膜制作时，需要在基体材料上覆盖多层Mo/Si薄膜。
A、正确
B、错误

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In 1576 the mutinous Spanish troops sacked Antwerp, 7,000 people were slaughtered, and one third of the city was burned. This was called the "Spanish fury".
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