单词：high pressure steam generator
单词：high pressure steam generator 相关文章
MIT Scientists: Robots Will Soon Be Able to Run Like Cheetahs 麻省理工学院研制出动如猎豹的机器人 Scientists have been experimenting with four-legged robots for years, trying to see if they could be used as pack animals for carrying h
VOA标准英语2014年(十二月)
科学家研制奔跑如猎豹的机器人 Scientists have been experimenting with four-legged robots for years, trying to see if they could be used as pack animals for carrying heavy loads over a difficult terrain. But the machine's power requiremen
VOA双语新闻 2014年12月
The new gasoline/electric hybrid Chevrolet Volt Today President Obama visits a U.S. auto plant that makes the battery-powered Chevrolet Volt. Some analysts think the Volt could revitalize the struggling American auto industry with its high-tech batte
VOA标准英语2010年(七)月
A: Have you been having any problems lately? B: No, but the nurse at school says that I should have my blood pressure checked. A: Do you have a history of high blood pressure? B: No, I have never been told that I have high blood pressure. A: High blo
健康-Health
Cooking Under Pressure When you boil potatoes on the stove top, it can take half an hour to cook them til tender. But, when you boil them in a pressure cooker, instead presto, theyre ready in about five minutes. Whats the difference? What makes press
英语听力文摘 English Digest
The United States has partnered with the United Nations Foundation's Girl Up campaign, Intel Corporation, Google, and other partners to lead the third annual Women in Science Girls STEAM Camp, to enable to girls to study the science, technology, engi
VOA标准英语2017年(8月)
AS IT IS 2015-09-08 Missile Silos Turned into 'Survival Condos' 导弹发射井变成生存公寓 When looking for a new home, many people consider things like the safety of the area, the nearness to public transportation or the quality of the neighb
2015年VOA慢速英语(九)月
By Greg Flakus Albuquerque, New Mexico 25 July 2007 Large scale collection of solar power arrays As the world searches for ways to produce energy without burning fossil fuel, there is increased interest in solar energy. One place associated with sola
2007年VOA标准英语（七月）
By Carol Pearson Washington 22 August 2007 High blood pressure, or hypertension, is a disease usually associated with adults, but children can get it too and can have serious health problems because of it. A new study is now calling for pediatricians
2007年VOA标准英语（八月）
VOA常速英语2014--High Blood Pressure in Young Adults Could Lead to Heart Disease 青年时血压高能导致心脏病 February is heart health month, and a new study that provides clues to young people about keeping their hearts healthy. The stud
VOA标准英语2014年(二月)
A: Have you been having any problems lately? B: No, but the nurse at school says that I should have my blood pressure checked. A: Do you have a history of high blood pressure? B: No, I have never been told that I have high blood pressure. A: High blo
英语情景对话-健康
A: How have you been feeling lately? B: Ive been feeling a little light-headed lately. A: Has your blood pressure been high before? B: If I have high blood pressure, it is news to me. A: Usually people with high blood pressure have no symptoms, so we
英语情景对话-健康
A: Have you been feeling OK lately? B: My coach wants you to check my blood pressure. A: Has anyone ever told you that you had high blood pressure? B: I dont have any symptoms of high blood pressure. A: People with high blood pressure seldom know the
英语情景对话-健康
听歌学英语:The Tide Is High（Atomic Kitten） Atomic Kitten原子少女猫出道于利物浦，是一个三人少女组合。这三个美眉都是很有个性的女孩。她们发行的首支单曲Right Now，初登场即跃进排行前十的位置
听歌学英语
By Melinda Smith Washington 12 September 2007 A recent study indicates that a disturbing number of American children with high blood pressure go undiagnosed. The study has prompted discussion worldwide about whether hypertension among children is jus
2007年VOA标准英语（九月）
By David McAlary Washington 17 May 2007 Health groups are warning of a coming international epidemic of high blood pressure that will trigger an upsurge in heart disease, strokes, and kidney failure if not controlled. A report by prestigious U.S. and
2007年VOA标准英语（五月）
It is hard to escape the images of Konza City in Kenya. Advertisements promoting the future high-tech hub, or technopolis, appear daily in the country's newspapers and show regularly on the state television network. The ambitious plan is the work of
英语新闻
There would soon be an explosion; the kettle would be burst open. It is in this way that boiler explosions are often caused. When there is too much steam in a boiler, and it cannot get out, it presses against the sides of the boiler, until at last th
英国学生科学读本
Models of China's high-speed trains are on display from China Railway Rolling Stock Corporation, one of the participants of this year's trade fair. Zhou Li, head of the science and technology department of China Railway says the trains can bear extre
英语新闻
Boiling Water Under Boiling Clouds You may be surprised to hear that its actually easier to boil water on stormy days than it is when the weather is clear and sunny. Can you guess why? The reason is that the boiling point of water changes slightly in
英语听力文摘 English Digest