单词：pyrolysis mass spectrometry
单词：pyrolysis mass spectrometry 相关文章
Stand Clear Of The Doors: TV Finally Gets On Board With Mass Transit play pause stop mute unmute max volume 00:0003:47repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your F
2016年NPR美国国家公共电台12月
This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro
Scientific American(三)月
Dealing with a Mass Transit Strike Marge: Where have you been? You should have been home over two hours ago! Homer: Ive been trying to get home. Havent you been watching the news? The transportation workers union has voted to strike. There was a mass
2014年ESL之旅行交通购物
A gunman in Texas shot and killed 26 people in a church in the small community of Southerland Springs, Texas on Sunday. At least 20 people were injured in the shooting. Victims included children and the elderly. The suspected gunman is also dead. The
2017年VOA慢速英语(十一)月
Mass School Shootings Mostly in Small US Towns In the United States, mass school shootings are most likely to happen in small towns and suburban areas. One example is the shooting last week at a high school in Santa Fe, Texas. Ten people died in the
2018年VOA慢速英语(五)月
Pope Benedict XVI celebrated an open-air Mass on Monday for the sick at the shrine of Lourdes in southwest France. He urged the sick, whom he blessed during the service, to remember that dignity never abandons the sick person. Sabina Castelfranco ha
VOA标准英语2008年（九月）
By Challiss McDonough Tyre, Lebanon 29 July 2006 The three hospitals in the southern Lebanese city of Tyre on Saturday held their second mass burial since the start of the conflict between Israel and Hezbollah militants in Lebanon. Thirty coffins we
2006年VOA标准英语（七月）
By Nick Wadhams Nairobi 11 January 2008 Kenya's political opposition says mediation efforts with the government over Kenya's flawed December elections have collapsed and the opposition is now calling for mass rallies across the country next week. Nic
VOA标准英语2008年（一月）
By Sabina Castelfranco Rome 09 April 2006 Faithful gather in St. Peter's Square at the Vatican during the Palm Sunday Mass celebrated by Pope Benedict XVI, Sunday, April 9, 2006 Tens of thousands of R
2006年VOA标准英语（四月）
By Sabina Castelfranco Rome 28 May 2006 Pope Benedict XVI, right, offers the Holy Communion to a young girl, at Krakow's Blonia park, Poland, during the Holy Mass, Sunday, May 28, 2006 In Poland, hundreds of thousands of people attended a mass Sunda
2006年VOA标准英语（五月）
DAVID GREENE, HOST: We now know that the man who killed 26 people in a tiny Texas church on Sunday had been court-martialed and discharged from the Air Force for assaulting his wife and child. And authorities say that Devin Patrick Kelley sent threat
2017年NPR美国国家公共电台11月
RACHEL MARTIN, HOST: Catholic dioceses across Pennsylvania are still dealing with the fallout from a grand jury report that came out recently alleging widespread childhood sexual abuse in the state. Virginia Alvino Young from member station WESA has
2018年NPR美国国家公共电台8月
MICHEL MARTIN, HOST: In Thousand Oaks, Calif., Wednesday, 12 people were killed in a Western-themed bar before the shooter is believed to have turned the gun on himself. It has become an all-too-common scene. According to Gun Violence Archive, an ind
2018年NPR美国国家公共电台11月
By Anjana Pasricha New Delhi 17 December 2007 A mass jailbreak in central India led by Maoist rebels has demonstrated the growing strength of a communist insurgency in the region. Anjana Pasricha reports from New Delhi on how nearly 300 prisoners man
VOA常速英语2007年（十二月）
By Anjana Pasricha New Delhi 05 December 2007 There is a growing chorus of protest among international and local rights groups over the recent mass arrests of minority ethnic Tamils by Sri Lankan authorities. Anjana Pasricha has a report from New Del
VOA常速英语2007年（十二月）
By Sabina Castelfranco Valencia 09 July 2006 Pope Benedict XVI greets Spain's King Juan Carlos, left, and Queen Sofia, center, as he arrives to hold a Mass in Valencia, Spain, Sunday, July 9, 2006 Pope Benedict has ended a lightening visit to Spain
2006年VOA标准英语（七月）
By Gilbert da Costa Abuja 11 September 2006 Federal workers in Nigerian are bracing themselves for mass layoffs following a weekend announcement that some 15,000 workers are to be let go this month. Union officials are reacting angrily to the plan a
2006年VOA标准英语（九月）
By Barbara Schoetzau New York 20 April 2008 Pope Benedict XVI ended his six-day visit to the United States with a jubilant mass at the 57,000-seat Yankee Stadium. From VOA's New York Bureau, correspondent Barbara Schoetzau reports the leader of the w
VOA常速英语2008年（四月）
China opposes proliferation of weapons of mass destruction: FM spokesman BEIJING, Nov. 14 (Xinhua) -- China opposes the proliferation of weapons of mass destruction and their means of delivery, Foreign Ministry spokesman Hong Lei reiterated at a regu
英语新闻
A mass rally and parade has been held in DPRK's capital a day after the Worker's Party wrapped up its first congress in 36 years. Hundreds of thousands of people were seen marching through the main ceremonial square. Participants in Pyongyang practic
cctv9英语新闻2016年