单词:optical aberrations
单词:optical aberrations 相关文章
The hearts and minds of voters were in contention in the swing state of Virginia today, where NPR's Mara Liasson tells us President Obama and GOP hopeful Mitt Romney made appearances. Both candidates were in Virginia today. Mitt Romney campaigned in
加州日报:以后视力有问题的人看显示屏再不用戴眼镜了,因为美科学家给电脑屏幕 戴上了眼镜. 美科学家给电脑屏幕戴上眼镜 Daily California: People with vision problems may be able to forgo eyeglasses and c
A technology company is developing a lie detector app for smartphones that could be used by parents, teachers - and internet daters. 一家科技公司正在研发一款面向智能手机用户的测谎软件,家长、教师甚至线上约会者都可
Galaxies could in a way, be much bigger than they currently are. Something is stopping them growing larger and that something is the black hole at the center. Now this is bizarre because the ration of the size of the black hole to the size of the gal
The closing bell rang moments ago and it couldn't have come too soon for many investors after this crazy week on Wall Street. It was another roller-coaster session for the market. Stocks actually edged into the plus column briefly, but by the end it
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
GRE阅读理解考查的范围非常广,不像填空、类比和反义那样注重基础和词汇量,而GRE考试的阅读又与其他考试中的阅读有很大区别,所以在技巧方法上也要区分对待。GRE阅读中多见长句,对理