单词：sputter ion pump
sputter ion pump的用法和样例：
例句
- In addition, average angular information is taken from adjacent segments and the incident ion beam.另外，可以从邻近线段和入射离子束取得平均角度的信息。
单词：sputter ion pump 相关文章
ATTENDANT: Can I help you, sir? SAM: Yes, I've been sitting here for a few minutes. I'm waiting for someone to put gas in my car. ATTENDANT: I'm sorry, sir. But this is the self-service pump. SAM: Self-service? ATTENDANT: Yes. You must fill up the
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[00:01.79]test 9 [00:03.35]Section A [00:04.74]Now let's begin with the 8 short conversations. [00:07.90]11. W: Will you take geology next semester? [00:11.31]M: I've had enough science courses. [00:13.75]Q: What does the man mean? [00:30
王迈迈大学英语六级预测与详解
今天要学的一个词是：pump。pump，Pump一般是指泵，或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采，《洛杉矶时报》的标题说：Oilfield Closure t
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Part 13 Ballast handling 1. Scuppers plugged. 2. Open sea suction valve and report. 3. Sea suction valve closed. 4. Ballast pump stopped.
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[00:24.89]Unit 1 The summer holidays [00:29.15]Lesson 1 Dialoges [00:33.59]1 Two students meet for the first time at the beginning of term. [00:40.15]Bill: Hello.I'm Bill.What's your name? Harry: Harry. [00:46.11]Bill: Which school were you at last y
高中英语人教版高一
By Melinda Smith Washington 28 March 2008 Last month we told you about a young woman in the United States who got an experimental heart pump to help keep her alive. VOA's Melinda Smith has an update on her remarkable story.
VOA标准英语2008年（三月）
The World Health Organization says heart disease kills about 17 million people every year and that it will become the leading cause of death in developing countries. But now, there is some hope. A new device is being marketed that could save countles
VOA标准英语2010年(一月)
Life-saving Heart Pump Developed for Children Sixteen-year-old Marco Murguia can now play basketball and live a normal life. But in early 2007, when he was ten, his mother, Connie Murguia, noticed he was acting sluggish and took him to Texas Children
VOA标准英语2012年(八月)
'Horseheads' dip into the earth to make their owners a few bucks Ted Landphair | Washington, DC 31 March 2010 If you wonder why pumpjacks are sometimes called horseheads, stick a couple of ears and paint an eye on each side of this one, and you'll se
VOA标准英语2010年(四)月
He was going to ride his bike down to South Ferry. He squeezed the tires. They were soft. They needed air. I should buy a pump one of these days, he thought. He rode his bike to K-Mart on 34th Street. He walked the bike inside the store. He went to t
英文短篇故事（纽约）
Far from giving up the chase, this only spurred them on. 这完全没有使得他们放弃这场追逐，反而刺激了他们。 They gathered a bundle of wood, piled it up at the foot of the pine, and set fire to it. 他们捡来一捆木柴，堆在
木偶奇遇记
今天要学的一个词是：pump。pump，Pump一般是指泵，或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采，《洛杉矶时报》的标题说：Oilfield Closure t
英语单词荟萃
The blue bike was sitting in Owens living room. It had no kickstand, so he had wedged the front tire in between two bookshelves so that the bike would stand upright. Both tires were flat. Dust covered the bike. However, no household spiders had set u
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CAPE CANAVERAL Two American astronauts will venture outside the International Space Station Monday to stow a failed coolant pump and extend the outpost's Canadian railway. Wearing protective spacesuits in a deadly vacuum(真空) environment, Stephen
英语新闻
By Kurt Achin Seoul 06 September 2007 Two days of talks between North Korea and Japan have drawn to a close in Mongolia with an agreement to meet again, but little else. VOA's Kurt Achin reports from Seoul the two sides had hoped to draw closer to no
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Where Do You keep Yours ? 你的东西放到哪儿去了? The famous but rather aged, doctor was making his rounds, followed by a young intern. 一位上了年纪的著名医生正在各病房做例行巡视，一位年轻的实习医生跟着他。
经典双语笑话
NO Sweat! 不费吹灰之力 There were four passengers in the small aircraft as it sputtered over the Andes: 一架正飞越安第斯山脉的小飞机上坐着四名乘客： a businessman, an inventor, a priest and a laid -back budget traveller. 一
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November 10 11月10日 Read it! 读读看！ Taylor needs gas for her car. 泰乐的车子需要加油， She can go to the gas station on June Street. 她可以去六月街的加油站， Can Taylor pay cash there? 泰乐在那里可以付现金吗？
大家说英语
今天要学的一个词是：pump。pump，Pump一般是指泵，或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采，《洛杉矶时报》的标题说：Oilfield Closure t
学个词
上次我们学了两个由hour这个词组成的习惯用语，the eleventh hour解释最后时刻， zero hour意思是关键时刻。 今天我们再讲两个也是从hour发展而来的习惯用语，但和上次不同的是今天学的都表示欢
实用英语