单词:gold-doped germanium infrared detector
单词:gold-doped germanium infrared detector 相关文章
Agriculture Report - A Flower in Winter: The Story of the Poinsettia 农业报道 - 圣诞花一品红的故事 From VOA Learning English, this is the Agriculture Report in Special English. 这里是美国之音慢速英语农业报道。 Poinsettias
A Flower in Winter: The Story of the Poinsettia From VOA Learning English, this is the Agriculture Report in Special English. Poinsettias are the best-selling potted flowering plant in the United States. Red poinsettias are a traditional part of Chri
[ti:UNIT 2 Plant a Plant! Lesson 9: How Does a Plant Grow?] [0:00.532]UNIT 2 第二单元 [0:01.935]Lessons 9~16 第9~16课 [0:04.780]Plant a Plant! 培育植物! [0:06.829]You Will Learn 你将学到 [0:09.105]Functions 实际应用 [0:10.888]Ta
NASCAR has been an American institution for 53 years. The drivers, the fans, the cars, a symbol of America. But the tires, that could be a different story in the future. Goodyear has an exclusive cont
Lesson 13 Home 第十三课 居家 April 29 4月29日 A Fresh Garden for Spring! 满园香花迎春天! Read it! 读读看! Spring is here! Abby is happy. 春天来了!雅碧很开心, She loves fresh flowers. 她很喜欢鲜花, Maybe she
AGRICULTURE REPORT - A Flower in Winter: The Poinsettia's Story By Mario Ritter Broadcast: Tuesday, December 13, 2005 I'm Steve Ember with the VOA Special English Agriculture Report. In many colder no