常压快速染色机

2009-02-07&2009-02-09 脉搏快有问题？

So how is it, doc? It goes alright? Good. OK. I have my pulse checked coz Jim from Texas says his pulse is fast, really fast and he'd like to know if he should worry about it. Is a fast pulse an indication of anything specific? Well, you'd know the n

发表于:2018-12-11 / 阅读(92) / 评论(0)

访谈录2009

CCTV9英语新闻：中国制造：开发商从仿制到创新的移动目标

More now on Made In China -- our series of special reports which look at developments in China's manufacturing sector. Today, Jin Yingqiao takes a look a the dividing line between innovation and imitation - and how China is trying to shed its image a

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cctv9英语新闻2015年

2007年VOA标准英语-Most Children with High Blood Pressure Not Diag

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

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2007年VOA标准英语（八月）

VOA标准英语2011--Midlife Blood Pressure Spike Ups Heart Attack Risk

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

发表于:2019-01-13 / 阅读(45) / 评论(0)

VOA标准英语2011年(十二月)

SCIENCE IN THE NEWS - Pressure Rises on Scientific Publisher

SCIENCE IN THE NEWS - Pressure Rises on Scientific Publishers to Offer 'Open Access' / 2,400-Year-Old Gold Mask Found in Bulg... By Broadcast: Tuesday, August 31, 2004 (MUSIC) VOICE ONE: This is SCIEN

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科技之光

机械专业英语词汇

后角 clearance angle 龙门刨削 planing 主轴 spindle 主轴箱 headstock 卡盘 chuck 加工中心 machining center 车刀 lathe tool 车床 lathe 钻削镗削 bore 车削 turning 磨床 grinder 基准 benchmark 钳工 locksmith 锻 forge 压模

发表于:2019-02-18 / 阅读(78) / 评论(0)

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absence of restriction