单词：water sample storage
单词：water sample storage 相关文章
Broadcast: August 4, 2003 This is Bill White with the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout the world, drinking water has to be stor
VOA2003（下）-发展与科学
By Gary Garriott Broadcast: September 1, 2003 This is Sarah Long with the VOA Special English Development Report. People have always had to find ways to keep food safe to eat. Methods to dry, smoke an
VOA2003（下）-发展与科学
A: Why are you handing me a plastic cup? B: Your doctor wants to test your urine and needs a sample. A: How am I supposed to do that? B: We need you to urinate like you normally would, and then stop and finish into the cup. A: What am I supposed to d
英语情景对话-健康
DEVELOPMENT REPORT – Canning Food By Gary Garriott Broadcast: Monday, January 03, 2005 I'm Gwen Outen with the VOA Special English Development Report. People have always had to find ways to keep foo
农业与发展
This is the VOA Special English Development Report. Before refrigerators, homes usually had ice boxes. But another way to keep food cool without the need for electricity is to use an evaporative cooler. This is easy to make and does not even use ice.
VOA慢速英语2007年（二）月
This is the VOA Special English Development Report. Indonesian women sell their harvest in a traditional floating market Before refrigerators were invented, the next best thing was an ice box. But another way to keep food fresh is to use an evaporat
VOA慢速英语2009年（十一）月
EXPLORATIONS - Ancient Martian Conditions Could Have Supported Life From VOA Learning English, this is EXPLORATIONS, in Special English. Im Kelly Jean Kelly. And Im Christopher Cruise. Today we report on recent scientific findings about the planet Ma
2013年VOA慢速英语(三)月
A: What is that plastic cup for? B: Your doctor has requested a urine sample. A: Am I supposed to pee into the cup? B: We want what we call a clean sample. Urinate a drop or so into the toilet, and then stop the flow and urinate into the cup. A: Then
英语情景对话-健康
This is Scientific American's Sixty Seconds Science. I'm Sophie Bushwick. Got a minute? To monitor the biodiversity of the freshwater habitat, you could compare by the water and count the rare wildlife. Or you could just scoop up a cup of water. A ne
Scientific American(十二)月
Business 商业 Iberdrola: The energy-storage question Iberdrola：能源短缺问题 A trail-blazing utility that against full distributed energy. 一个风能先驱对电池持有怀疑的态度。 One of Ignacio Galan's early jobs as an engineer w
经济学人商业系列
First, listen to March 4th 2013 to hear about drought on farms this past summer. The Minister for Primary Industries, Nathan Guy said that in the long term the government wants to invest $400m in regional water irrigation. In the short term, the Budg
新西兰英语
Broadcast: May 12, 2003 By Jill Moss This is the VOA Special English Development Report. Each year, millions of people in Bangladesh drink ground water that has been polluted by naturally high levels
VOA2003（上）-社会广角
The undersigned parties hereby agree to form a _____________ (specify type of business entity), in the state of ___________, primarily for the following purposes: ______________ The principal place of
财会英语
DEVELOPMENT REPORT – January 7, 2002: Storing Drinking Water By Gary Garriott This is the VOA Special English Development Report. Safe drinking water has always been rare and valuable. Throughout th
农业与发展
How to build an evaporative cooler. Also, how to prepare fruits and vegetables for cold storage. Transcript of radio broadcast: 08 June 2008 This is the VOA Special English Development Report. Before refrigerators, homes usually had ice boxes. But a
VOA慢速英语2008年（六）月
NASA: Ancient Martian Conditions Suitable for Life NASA says there is new evidence that ancient Mars could have supported microbial life. NASA's Curiosity rover has drilled into a rock near an ancient stream bed on the Red Planet, and the rover has a
VOA标准英语2013年(三月)
Lesson Two 听力部分 Dictation: Please prepare your paper and pen. _____ to recall to the ____. ____________ after absorbing _______________, _______ the key ________ of the ________ in your ____. Don't _____ if ___'__ _________ some of it. Do ___
王强口语 第二册
Below you will find a sample outline and the essay written from that outline. OUTLINE Paragraph 1 (Introduction) I. Leading sentence: It took me eighteen years to realize what an extraordinary influence my mother has been on my life. II. Summary of m
实用英语
CCD 分辨率 CCD Pixels 影像分辨率 Image Size ISO 感光度 Sensitivity 镜头性能 Lens 数字变焦 Digital Zoom 自动对焦 Autofocus 手动对焦 Manualfocus 一般对焦范围 General Shooting Distance 近拍对焦范围 Macro Shooting D
实用英语
A: What is that plastic cup for? B: Your doctor has requested a urine sample. A: Am I supposed to pee into the cup? B: We want what we call a clean sample. Urinate a drop or so into the toilet, and then stop the flow and urinate into the cup. A: Then
健康-Health