单词：carbonate buffer system
单词：carbonate buffer system 相关文章
Study: Nature Creates Buffer Against Climate Change The study focused on semi-arid ecosystems which cover 40 percent of the planet and support 40 percent of the human population. Co-author David Eldridge, with the School of Biological, Earth and Envi
VOA标准英语2012年(一月)
今天我们要学的词儿是buffer。 Buffer是缓冲的意思。Buffer state意思是缓冲国，buffer zone则指缓冲地带。以色列军方为了防止巴勒斯坦激进分子的火箭袭击，打算在加沙地带的边儿上建立一个缓冲
英语每日一词
Russia has agreed to withdraw its troops from controversial buffer zones it had set up around Georgia's breakaway provinces of South Ossetia and Abkhazia. VOA Moscow Correspondent Peter Fedynsky reports the announcement by the Russian president was
VOA标准英语2008年（九月）
The U.N. refugee agency says it finally has succeeded in entering the so-called buffer zone north of the town of Gori in Georgia. Lisa Schlein reports from UNHCR headquarters in Geneva the zone is controlled by Russian military forces and has been o
VOA标准英语2008年（九月）
今天我们要学的词儿是buffer。 Buffer是缓冲的意思。Buffer state意思是缓冲国，buffer zone则指缓冲地带。以色列军方为了防止巴勒斯坦激进分子的火箭袭击，打算在加沙地带的边儿上建立一个缓冲
英语单词荟萃
日常生活中，意外伤害很难避免。如果我们不及时救治或者操作不当的话，很可能会对自身或者他人的身体造成伤害，所以，掌握一些急救常识非常必要。下面我们来看一段关于学习急救的对
英语口语