单词：high pressure casting
[网络] 高圧鋳造法；离心铸造
单词：high pressure casting 相关文章
AMERICAN MOSAIC - Archery Shoots Up in Popularity Among Americans Welcome to AMERICAN MOSAIC. Im June Simms. On the show today, we speak with guitarist Juan DeVevo from the group Casting Crowns, and hear music from their first acoustic album. We also
2013年VOA慢速英语(三)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: 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
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）