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925 、 高电压 highvoltage 926 、 高碳钢 highcarbonsteel 927 、 干燥法;干材法 seasoning 928 、 偶合;耦合 ( 电工 )coupling 929 、 侧面投影 sideprojection 930 、 侧条芯夹
AGRICULTURE REPORT –August 20, 2002: Exploding Meat By George Grow This is the VOA Special English AGRICULTURE REPORT. American scientist Morse Solomon has developed an unusual method to make meat s
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
The American Heart Association reports that the death rate from diseases affecting the heart and blood vessels has dropped by almost 30 percent since the 1990's. Still, heart disease remains a major killer in the United States. It is what claimed the
China has long depended on coal-burning power plants to fuel its explosive growth over the past three decades. As a result, air pollution has risen to alarming levels in central and eastern regions. Policymakers have been working hard to shift the co
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