The surface figure precision of the primary mirror in a large aperture telescope is a key factor influencing the imaging quality.

大口径望远镜主镜的面形精度是影响望远镜成像质量的关键因素之一。

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In the space camera, the most crucial optical component that affects the spatial resolution is the primary mirror, so the requirements of its surface figure and position precision are very strict.

在空间相机中，对地面像元分辨力起基础决定性作用的光学元件是主镜。主镜作为空间相机中质量最大的光学元件，其面形精度、位置精度要求十分严格。

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The change of the surface figure accuracy is not obvious after dynamic and thermal vacuum tests.

经过力学与热真空环境试验后，反射镜面形变化不明显。

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And the figure of the poetic rewards for chastity continues to surface throughout Milton's early works.

同时，因为操守贞洁而受到诗意赞美的人,贯穿了弥尔顿的早期作品。

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Last year's semifinalist Jie Zheng of China loves the surface and could figure again.

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The spy Kafkor didn't appear to recognize the figure gaping at him from the surface of the river.

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As near as anyone can figure, the Earth's surface temperature increased 1 degree Fahrenheit in the 20th century.

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