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astronomical
>
Mirror plane splice technology
采用多个小镜面拼接成一个大口径镜面的技术称为
镜面拼接技术
。之所以如此,是因为单镜面的反射镜面越大,制造起来的困难就越多,特别是无法解决地心引力与温度引起的镜面的变形。