单词:principal optical axis
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单词:principal optical axis 相关文章
axis, ['ksis] n 轴(虚构之线,如地轴,坐标轴) 【记】i象虚线-虚轴
发表于:2018-12-30 / 阅读(55) / 评论(0)
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China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin
发表于:2019-02-14 / 阅读(87) / 评论(0)
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