单词：joint rotation
单词：joint rotation 相关文章
The Ultimate Pitching Machine B y Tom McNichol / Originally published in WIRED Hardware and hard science are turning big-league ballplayers into precision-guided flamethrowers 1 I t’s the fastest hu
2016年NPR美国国家公共电台11月
The rotation construction of two sections of a giant super-tonnage bridge on the Shantou-Kunshan highway in China's Guangdong Province has been completed on Friday morning. The two sections of the bridge also span across the Beijing-Guangzhou high-sp
2018CRI中国国际广播电台
Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel
(科普英语)Earth and Sky
1. President Bush used Osama Bin Laden's own words to defend the war in Iraq. He says the al-Qaeda leader sees Iraq as key to a new world war. He spoke to a military officers' group. The president als
美联社新闻一分钟2006
Scientists around the world predict that climate change will have dramatic effects on agriculture in the coming decades. So, too, will pests and pesticides, the loss of species and the need to increase food production for a growing population. Resear
VOA标准英语2010年(十)月
MELISSA BLOCK, HOST: Time to take the temperature of music on public radio stations across the country this month. Well, it's hot. Here's what the music mavens have put into Heavy Rotation. JESSE MENENDEZ, BYLINE: My name is Jesse Menendez. I'm a hos
2017年NPR美国国家公共电台6月