超声波检验，超声波探伤, 超音波检验

用Mp3背六级单词067

pal pamphlet announce panic cradle section irritate supersonic paper veil parachute petty pattern jug seemingly colonial disperse bias incur spectacle edible

发表于:2018-12-01 / 阅读(66) / 评论(0)

用Mp3背六级单词

【英语听和读】太空旅行

Jackie: Hello Im Jackie Dalton and today, were going to find out about space travel and look at some science language. Were going to do this with the help of Jeff Hoffman. Hes a former NASA astronaut an astronaut a person who goes into space. Hes goi

发表于:2018-12-03 / 阅读(70) / 评论(0)

英语听和读

2007-08-11, Dogfights: F-8 Crusader F-8十字军战斗机

The F-8 Crusader was designed by Vought in response to a US navy requirement for a carrier-based supersonic fighter. It became apparent in the early 50s that, that the navy needed this capability. The air force was ahead of the navy in that regard wi

发表于:2018-12-30 / 阅读(78) / 评论(0)

国家地理2007年

陨落星辰第一季第84期:同意放行

Everybody! 大家注意 I've decided to send Matt and Ben along with Lieutenant Clayton. 我已经决定让马特和本与克莱顿中尉一同出发 It'll put our kids a few hours ahead of whatever else is coming, 无论发生什么，孩子们都能提

发表于:2019-01-29 / 阅读(94) / 评论(0)

陨落星辰第一季

英文歌曲:Bionic

Bionic Christina Aguilera Are you ready, ready, ready to go-g-g-go? Are you ready, ready, ready to go-g-g-go? Bionic, take it supersonic, eh I'm bionic; hit you like a rocket, eh-ay-yeh Bionic, so damn bionic, eh Gonna get you with my electronic, sup

发表于:2019-02-07 / 阅读(63) / 评论(0)

好听的英文歌曲

英语听力精选进阶版 6196

1,000mph Target for British Car 英国制造时速达1000英里/小时的高速汽车 A British team has begun building a car designed to smash all previous land speed records and go faster than even the speed of sound. The supersonic car, called Blo

发表于:2019-02-13 / 阅读(33) / 评论(0)

英语听力精选进阶版

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