单词：sound attenuation and air volume control box
单词：sound attenuation and air volume control box 相关文章
Most of them travel 40,000 miles to a satellite and then back to earth. Ten years ago, a satellite was capable of receiving and transmitting more than 33,000 telephone conversations simultaneously. No
自考英语（一）78讲
US Budget Breakthrough Ends Air Travel Delays Most flights were on schedule, as US air travel got back to normal. This came after a week of growing passenger frustration and airline delays caused by not having enough air traffic controllers on duty.
VOA标准英语2013年(四月)
KELLY MCEVERS, HOST: 2017 has been a record year in Hollywood, but it's not a good record. This has been the worst summer at the box office in a decade. NPR's Neda Ulaby reports even hits like Wonder Woman and the latest Guardians Of The Galaxy could
2017年NPR美国国家公共电台9月
ROBERT SIEGEL, HOST: Disney has become the first Hollywood studio to sell more than $7 billion in tickets globally in one year. And 2016 isn't over yet. NPR's Andrew Limbong reports on how Disney did it. (SOUNDBITE OF SONG, WHEN YOU WISH UPON A STAR)
2016年NPR美国国家公共电台12月
U.S. President Donald Trump (R) speaks before signing a decision memo and a letter to members of Congress outlining a plan for privatizing the nation's air traffic control system, in the East Room of the White House, in Washington DC, on June 5, 2017
2017CRI中国国际广播电台
On airplanes, cabin pressure changes during takeoff and landing to help passengers breathe easy at high altitudes. These changes in air pressure may make adults ears feel a little funny, prompting a few yawns to equalize the pressure. But for babies,
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糖果盒子成立以来第七张大碟The Next Generation。Jade走了，单飞了和GEO组成双人团体继续延续Sweetbox擅长的古典与流行的奇妙碰撞，组合保持原名，迎来了崭新的主音歌手接替Jade，她就是美丽+实
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STACEY VANEK SMITH, HOST: This weekend, the Lollapalooza music festival is taking over downtown Chicago. Hometown hero Chance the Rapper is the headliner tonight. He will be grabbing the spotlight. But on the city's North Side, a theater is hosting a
2017年NPR美国国家公共电台8月
ARI SHAPIRO, HOST: The mythology of King Arthur has all the ingredients for a hit blockbuster movie - magic, romance, shirtless guys with muscles swinging swords. Guy Ritchie's newest take on the story is King Arthur: Legend Of The Sword, and it's no
2017年NPR美国国家公共电台5月
KELLY MCEVERS, HOST: The White House announced a plan today to privatize the U.S. air traffic control system. This is part of the administration's focus this week on the country's aging infrastructure. President Trump says the FAA has been trying to
2017年NPR美国国家公共电台6月
Officials of north China's Jing-Jin-Ji region, involving Beijing, Tianjin, and Hebei Province, have pledged a joint effort to combat air pollution. Yin Hailin, deputy mayor of Tianjin Municipality, stresses the importance of working together. The Jin
2015CRI中国国际广播电台
The report, compiled by a panel of experts from the Chinese Academy for Environmental Planning and Nanjing University, comes after two years' field investigation, as well as data collection, analysis and calculation. Xie Hongxing, director of the Sec
2015CRI中国国际广播电台
By Shahnawaz Khan Shrinagar 02 June 2008 India has reactivated a strategic air base close to the Chinese frontier in Indian administered Kashmir, more than 40 years after it was abandoned. As Shahnawaz Khan reports, India plans to revive more bases
VOA标准英语2008年（六月）
BEIJING, Jan. 22 (Xinhua) -- Beijing will strengthen its efforts to treat PM2.5 and slash the density of major air pollutants by 2 percent this year, the municipality's acting mayor said Tuesday. The capital will take 180,000 old vehicles off the roa
英语新闻
Beijing and other parts of northern China have been battered by smog starting from the beginning of this year. The capital was blanketed by smog for 26 days in January, while eastern China's Jiangsu Province saw 13 days of heavy pollution in February
英闻天下
For the very latest, the hijacker has been arrested after surrender. Earlier the Egyptian Civial Aviation minister said he hadn't made any specific demands, but it was reported he requested to see his ex-wife, who is a Cypriot citizen, living in a vi
cctv9英语新闻2016年
Municipal authorities here in Beijing are preparing to start a review of the air pollution control rules later this year. A draft of the new rules, thought to be the strictest ever, is being put out for public consumption until this Friday. The rules
英闻天下
I remember the day when we first got close 我犹记得我们第一次靠近的那一天 It was out on the beach under the warm sun 那是在温暖阳光下的沙滩上 Just breathing the air there was never a care 只是单纯地呼吸著空气，没有
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