单词:optical line scan
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单词:optical line scan 相关文章
Doctors use X-rays to view internal organs, obtain clear images of possible disease and to treat cancer. For years radiation has been used to save lives, but there is growing concern that some patients are getting more than they ask for when they und
发表于:2018-12-08 / 阅读(48) / 评论(0)
VOA标准英语2010年(一月)
So I'm banging out my story and I know it's good, 我要大声地说出我的故事,我知道很好笑 and then I start to make it better - by adding an element of embellishment. 为了让故事更生动我会加点油、添点醋, Reporters call
发表于:2019-01-18 / 阅读(21) / 评论(0)
TED演讲科学篇
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(85) / 评论(0)
2018CRI中国国际广播电台