单词：acoustic sensors
单词：acoustic sensors 相关文章
Robotic Marine Vehicles Explore Celtic Sea 机器人海洋车探索凯尔特海 Scientists in England are using two autonomous marine vehicles to explore the hydrology and biology of the Celtic Sea, an area off Ireland's southern coast defined by its
VOA标准英语2015年(十月)
New Concrete Recipes Could Cut Cracks能够对抗公路裂化的新型混凝土配方 There's a stretch of highway in Pennsylvania, along U.S. 422. And like every probably 20 feet you see a big pothole or cracking at the joint. Like everywhere. It wa
2017年科学美国人(五)月
Tiny Fly May Hold Key to New Generation of Hearing Aids Ormia ochracea, a tiny yellow parasitic fly native to Central America and the southern United States, has an unusual habit. It deposits larvae onto the backs of crickets, which burrow into the i
VOA标准英语2014年(七月)
Advanced Technology Turns 'Air Guitar' Into Real Instrument 高科技让空气吉他成为可能 Learning to play guitar requires a lot of practice, perseverance and, at least in the beginning, painful blisters on fingers. 学习弹吉他需要勤加练
VOA标准英语2015年(十二月)
Science and Technolgy 科技 Metal fatigue in old aircraft 老旧飞机的金属疲劳 Flying rivets 飞行侦查兵 A new technique that listens for cracks in ageing aircraft 一项侦听老化飞机断裂的新技术 WHEN they were built, no one th
经济学人科技系列
Science and technology 科学技术 Metal fatigue in old aircraft 老旧飞机的金属疲劳 Flying rivets 飞行侦查兵 A new technique that listens for cracks in ageing aircraft 一项侦听老化飞机断裂的新技术 WHEN they were built, no
经济学人科技系列