单词：martensitic chromium steels
单词：martensitic chromium steels 相关文章
[00:09.95]Six weeks ago, the movie Erin Brockovich opened the United States. [00:16.95]So far, it has earned at least 100,000,000 dollars. [00:22.47]It tells a true story about a young woman who helped people in a California town gain money from an e
标准美语发音的13个秘诀 CD4
[00:00.00]Module 3 COMPUTERS AND TEH INTERNET [00:07.11]UNIT 2 Will you sit down,please? [00:11.26]1 Listen and read [00:14.95]Class,will you sit down,please? [00:17.72]I don't know where to sit,Mr Li. [00:20.40]Sit next to Zhang Hai,please. [00:23.5
外研社新标准初中英语八年级
美国就业情况改善 The U.S. economy exceeded expectations again, adding 195,000 jobs in June. The Bureau of Labor Statistics said companies also hired more workers in April and May than originally reported - meaning the economy has now added mo
VOA双语新闻 2013年7月
Could an element commonly found in Americans` tap water caused cancer? A nonprofit environmental group is sounding the alarm about something called chromium-6. The U.S. government says high levels of it in the air can be carcinogenic, meaning they ca
CNN美国有线新闻2017年2月
Help! There's someone hurt! - What are you hearing, Sullivan? - According to first responders it was a bomb. - How many? - Four of yours and five passersby. - Have anyone claimed responsibility? - We found this. - Do you think she's dead? - We can't
英文电影预告片填空
[00:01.53]Module 3 COMPUTERS AND THE INTERNET [00:06.65]UNIT 2 Will you sit down, please? [00:11.00]1 Listen and read. Then say. [00:15.54]Class, will you sit down, please? [00:18.60]I don't know where to sit, Mr Li. [00:21.33]Sit next to Zhang Hai,
外研社新标准初中英语八年级
Grammar Girl here. Today's topic is sit versus set. When I did a show about lay versus lie many months ago, listeners wrote in asking me to do a follow up show on sit versus set because the problem with sit and set is similar to the problem with lay
英语语法 Grammar Girl
AS IT IS 2013-05-23 Pollution Forces Residents from California Town Hello. Im Jim Tedder in Washington. Welcome to a special edition of As It Is. Seventeen years ago, an American energy company paid hundreds of millions of dollars to settle legal cla
2013年VOA慢速英语(六)月
AS IT IS 2015-03-12 Pakistan Arrests Parents for Refusing Polio Vaccines 巴基斯坦逮捕拒绝为孩子接种脊髓灰质炎疫苗的父母 Pakistan has arrested hundreds of parents and ordered police to arrest hundreds more for failing to coopera
2015年VOA慢速英语(三)月
Poll: US Farmers Support End to Cuba Embargo 民意调查:美国农民支持结束对古巴的禁运 BLOOMINGTON, ILLINOIS A Pew Research poll conducted in January shows that more than 60 percent of Americans support President Obamas decision in Dece
VOA标准英语2015年(二月)
US Job Gains Again Surpass Outlook in June The retail and hospitality industry saw the biggest job gains last month, followed by health care and professional services. But while the pace of job growth has been steady - economic blogger Chris Martenso
VOA标准英语2013年(七月)
JEFFREY BROWN:And now to part two of our investigative look at the safety of America's drinking water. Science correspondent Miles O'Brien reports on the toxic chemical made famous in the movie Erin Brockovich, its potentially harmful effect on human
PBS访谈环境系列
GWEN IFILL: Now NewsHour science correspondent Miles O'Brien begins a two-part look at America's drinking water, and the regulatory system that is supposed to guarantee its safety. His report is the result of a partnership with the Center for Public
PBS访谈环境系列
And I literary make my brain snapped into,and I really didn't know what to say. 我的大脑就扭曲了 我真不知道该说什么 So I just kept going,My god,you are Strip.Oh my god,you are Merrill Strip. 我就不停的说 天呐 你是Strip 天呐
艾伦脱口秀
Why Stainless Steel Does Not Rust But Other Metals Do? 不锈钢（Stainless Steel）指耐空气、蒸汽、水等弱腐蚀介质和酸、碱、盐等化学浸蚀性介质腐蚀的钢，又称不锈耐酸钢。实际应用中，常将耐弱腐蚀介质
英语听力文摘 English Digest