单词：lithium ammonium sulfate
单词：lithium ammonium sulfate 相关文章
本杰明接到雪莉的电话，匆匆赶来家电商场，最终雪莉买了那款她钟情的微波炉了吗？ Listen Read Learn Benjamin: A microwave oven? Shirley: Yes, it's really two-pence colored. Benjamin: Okay, honey, we already have two. There is no more space for a third on
王强口语 第二册
Hi, it's the All in the Mind podcast, I'm Lynne Malcolm. Today we go to Ireland to hear one man's story of living with bipolar disorder. Ian is in his mid-fifties, and despite his illness he has an enviable, almost idyllic life with his wife and thre
听一分钟英文-I
In business, Optus has called for Telstra's proposals on its participation in the national broadband network to be blocked. Optus' chief executive Paul O'Sullivan says Telstra's current plan for the separation of its retail and wholesale arms wholesa
澳洲ABC新闻快递2011年
SCOTT SIMON, HOST: One of the hottest gifts of the season is a little too hot, hot enough to catch fire. Hoverboards have been burning up because of problems with their lithium-ion batteries. And lithium-ion batteries are in a lot of things these day
英语语言学习
American inventor John Goodenough first started working on battery technology more than 40 years ago. Goodenough actually co-invented lithium-ion batteries in 1980. This eventually led to a revolution in the electronics industry because those devices
2017年VOA慢速英语(五)月
Parts of Chile are facing a growing water crisis. The Reuters news agency reports the government is taking steps to protect the countrys water supplies from mining operations. But for many years, the Chilean government approved water extraction right
2018年VOA慢速英语(九)月
Batteries That Last Forever Could Be Near 科学家研发可永久循环使用电池 We all have daily problems with technology, but how many of us can fix them? Mya Le Thai is a scientist studying at the University of California, Irvine. She recentl
2016年VOA慢速英语(五)月
Aircraft maker Boeing says commercial flights of the grounded 787 Dreamliner jets could resume within weeks. We are going to be dependent upon, as we move through the certification process, to determine when we actually get back in the air in terms o
英闻天下
Protamine sulfate is a drug that reverses the anticoagulant effects of liver compounds such as heparin. Protamine is extracted from the sperm of salmon and other species of fish, and then made into a protamine sulfate injection which is a necessary d
世界各地新闻集锦
AGRICULTURE REPORT – March 12, 2002: Carbon Dioxide and Crops By George Grow This is the VOA Special English AGRICULTURE REPORT. Increasing levels of carbon dioxide gas in Earth’s atmosphere have
农业与发展
As China Molybdenum announced it was buying one of Africas largest copper mines earlier this month one thing was soon clear: the acquisition was about far more than the red metal. 随着洛阳钼业(China Molybdenum)本月早些时候宣布正在收购
英语新闻
Chances are, you plug in your phone before you go to bed at night, thinking it's best to greet the morning with a fully charged device. 晚上临睡前，你可能会给手机充上电，想着第二天早上看到一部电量满格的手机。 Is th
英语新闻
Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 I was in the tent
环球英语 Spotlight
We keep pumping carbon dioxide into the atmosphere and the earth keeps warming. Climate scientists have predicted that the consequences of unchecked warming could result in everything from catastrophic flooding to larger and more deadly hurricanes. S
英语时差8，16
First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先，我对您说，海底有锌、铁、银、金等矿藏，开发并不是不可能的事。
《海底两万里》中英双语有声读物
本期内容： Europe gave the world some of its top automakers, but it's losing out to China in the race to define the industry's future. China is the driving force in the business of electric vehicle batteries, which European leaders see as vital
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