单词:magnetic head positioning mechanism
单词:magnetic head positioning mechanism 相关文章
It's Time to 'Play Possum' Now, it's time for Words and Their Stories from VOA Learning English. On this program, we talk about words and expressions in American English. And today we will talk about defense mechanisms. These are different ways the b
This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Don't be fooled by those big bovine eyes and the mouth slowly chewing cudcows have a magnetic personality. At least thats the claim made by German researchers in the
Our car is equipped with the GPS so we won't get lost. 我们的车装上了卫星定位系统,所以就不会迷路了。 GPS =Global Positioning System 全球位置测定系统.
(WA-MM) Not long ago, some of you may have read about a team of mountain-climbing scientists who helped to recalculate the elevation of the highest mountain in the world: Mt. Everest. Of course, the elevation of Mt. Everest was determined many years
说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 kneel [ ni:l ] She knelt to pray. v. 跪
核心句型: Our team managed to get the upper hand in the end. 我们组最终占了上风。 get the upper hand源自过去人们一项娱乐活动,掰手腕。比赛过程中,双方面对面分别把一只手放在桌子上,彼此紧握,用
EXPLORATIONS - Global Positioning System By Paul Thompson Broadcast: Wednesday, May 05, 2004 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Phoebe Zimmermann with the VOA Special Engli
Shared bikes must be scrapped after three years of use and have a GPS positioning function, and children under the age of 12 will be banned from using the bikes, according to draft regulations from Shanghai government. 上海政府出台的一份条例
Ran Chengqi, director of the China Satellite Navigation Office, says the BeiDou Navigation Satellite System would provide a navigation service for users in China and surrounding areas with a positioning accuracy of less than 10-meters. Besides contin
We drive them about 20 miles away to the North, and release them, and we track them as they try to fly back home. We drive them about 20 miles away to the North, and release them, and we track them as they try to fly back home. Hes up, OK. Holland wa
62 利用现代科技手段控制蝗虫 DATE=6-26-01 TITLE=AGRICULTURE REPORT - Controlling Locusts with Technology BYLINE=George Grow (Start at 59
By Carol Pearson Washington 18 May 2007 The technology that helps drivers to navigate roads and soldiers to map their positions is now helping doctors repair worn-out knees. The medical procedure is called navigational knee surgery. VOA's Carol Pears
The latest data from the twin Voyager spacecrafts suggest the outer edge of the solar system is not smooth but filled with giant magnetic bubbles. Scientists say the turbulent bubbles are the result of the interaction between the Suns magnetic field
周五晚上Pub见:Magnetic Man - I Need Air Magnetic Man,来自英国的新人,这首电子风的新单曲本周同样杀入英国单曲榜前十一周上榜那么多舞曲,生活需不需要这么五彩缤纷啊这张单曲封面要不要这么
周五晚上Pub见:Magnetic Man - I Need Air Magnetic Man,来自英国的新人,这首电子风的新单曲本周同样杀入英国单曲榜前十一周上榜那么多舞曲,生活需不需要这么五彩缤纷啊这张单曲封面要不要这么
Like Mercury, the earth takes a beating from the sun's violent temper. Flares, sun storms and other solar hissy fits can cause electronic mayhem for the satellites that roam above our heads. Fortunately, the earth is protected from this radiation by
SINGAPORE, Oct. 10 (Xinhua) -- A Singapore start-up firm has devised an innovative application to allow phone users to have access to their positioning information within buildings, where traditional global positioning system has often proved inaccur
Although audio tapes and video tapes look different, theyre based on the same principles. Each has a roll of magnetic material which slides past the so-called playback head in the VCR or cassette deck (cassette decks have one playback head, VCRs have
How Your VCR holds a Note VCR-盒式磁带录像机VCR是Video Cassette Recorder的缩写盒式磁带录像机。就功能上而言,它是使用空白录像带并加载录像机进行影像的录制及存储的监控系统设备。VCR作为许多晚会