单词：high pressure acetylene generator
单词：high pressure acetylene generator 相关文章
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 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)
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）
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
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