单词:high pressure oxygen system
单词:high pressure oxygen system 相关文章
(woman) Thank you. It's great to see so many of you interested in this series on Survival in Outer Space. Please excuse the cameras - we're being videotaped for the local TV stations. Tonight I'm going to talk about the most basic aspect of survival
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
EXPLORATIONS -April 3, 2002: Spacesuit History By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell a
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. It sounds either really crazy, or kind of obvious. But according to new research, pick-up soccer could help homeless men avert the risk of an early dea
VT tidal volume 潮气容积 TLC total lung capacity 肺总量 VC vital capacity 肺活量 IC inspiratory capacity 深吸气量 ERC expiratory reserve capacity 补呼吸量 RV residual volume 残气容积 FRC functional residual capacity 功能残气量
Jungle 热带丛林 Have you ever been to a jungle? 你去过热带丛林吗? A jungle is an area with high temperatures. 热带丛林地区温度很高。 Also, there is a lot of rain. 那里还会下很多雨。 Usually, rain forests are also cal
EXPLORATIONS - The Evolution of Spacesuits STEVE EMBER: Im Steve Ember. SHIRLEY GRIFFITH: And Im Shirley Griffith with the VOA Special English program EXPLORATIONS. Today we tell about the special clothes astronauts wear that protect them while they
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
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'
By David McAlary Washington 16 May 2006 Long distance air travel can increase the risk of blood clots in the legs, a potentially fatal condition that has been known for more than half a century. Now B
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
Yael is worried about having enough air to breathe, but Don sets her mind at ease. Y: Oh great! This weekend I have to go to another family reunion, where I'll be sharing a room with my seven-foot-tall body-building cousin Bertha. She's nice enough,