压力传感器

VOA双语新闻 - 太阳能血压计方便实惠准确

A study of a solar-powered blood pressure monitor finds it can be an effective tool in places where electricity and even batteries can be in short supply. A study in Africa found the monitors to be affordable and accurate. 对太阳能血压计的研究

发表于:2018-12-19 / 阅读(29) / 评论(0)

VOA双语新闻 2010年11月

EXPLORATIONS - Spacesuit History

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

发表于:2019-01-04 / 阅读(62) / 评论(0)

Explorations

VOA标准英语2010年-Solar Blood Pressure Monitor Passes Af

The study of a solar-powered blood pressure monitor finds it can be an effective tool in places where electricity and even batteries can be in short supply. A study in Africa found the monitors to be affordable and accurate. High blood pressure is a

发表于:2019-01-14 / 阅读(52) / 评论(0)

VOA标准英语2010年(十一)月

环球英语 — 83：A Sleep Problem: Snoring

Voice 1 Thank you for joining us for todays Spotlight. Im Liz Waid. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 1 Mike is a te

发表于:2019-01-19 / 阅读(49) / 评论(0)

环球英语 Spotlight

SCIENCE REPORT - New Glaucoma Treatments

SCIENCE REPORT-January 10, 2002: New Glaucoma Treatments By Nancy Steinbach This is the VOA Special English Science Report. Sixty-seven-million people around the world cannot see because they suffer f

发表于:2019-01-23 / 阅读(91) / 评论(0)

科技之光

VOA标准英语2010年-New Device, New Studies Hold Out Hope

The device is a tiny sensor, implanted through a catheter in the heart's pulmonary artery. The procedure takes just seven minutes. The patient passes a wand over his chest, collecting data on heart pressure. That data is sent electronically to the do

发表于:2019-02-02 / 阅读(50) / 评论(0)

VOA标准英语2010年(六)月

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