单词:high and middle pressure valve
单词:high and middle pressure valve 相关文章
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
On airplanes, cabin pressure changes during takeoff and landing to help passengers breathe easy at high altitudes. These changes in air pressure may make adults ears feel a little funny, prompting a few yawns to equalize the pressure. But for babies,
By Jerilyn Watson Broadcast: November 27, 2003 This is Steve Ember with the VOA Special English Education Report. More than nine-million children in the United States attend public middle schools. Mid
I will finish my middle school life soon, before I graduate, I need to take part in a very important test and it will decide which high school I will be in. I am so nervous now, I want to do my best and go to the ideal high school. My mother told me
By Melinda Smith Washington 02 July 2007 In many developed countries around the world the fastest growing age group is 80 and over. Older people in developing countries are also living longer. Given a choice, many elderly people prefer to live indep
By Robert Berger Jerusalem 22 March 2008 United States Vice President Dick Cheney is in Israel, the latest stop on a Middle East tour. As Robert Berger reports from the VOA bureau in Jerusalem, he hopes to advance the peace process. Vice President Di
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
Midlife Blood Pressure Spike Ups Heart Attack Risk A new study indicates people who develop high blood pressure during middle age have a higher risk of heart attack, stroke, or related medical problems later in life. It's pretty well established that
Salt is believed to be the single most harmful thing in our food, contributing to high blood pressure For years doctors have been telling patients with high blood pressure to cut down on the amount of salt in their diet. Now a prestigious panel of ex
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
Dietary Changes Help Lower Blood Pressure Sunday, April 7, is World Health Day, and this years theme is high blood pressure, also known as hypertension. The World Health Organization has recommended reducing salt or sodium intake to lower the risk of
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
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
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
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
NOEL KING, HOST: There's growing evidence that when your blood pressure goes up, so does your risk of developing dementia, so one of the country's top brain doctors is urging people to protect their brains by controlling their blood pressure. As NPR'
This is the VOA Special English Health Report. A migraine headache can cause disabling pain. People may not feel back to normal for hours or even days. Migraine headaches are most common among young adults and middle-aged people. In the United States
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
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
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