单词：p-phenylene-diisothiocyanate
单词：p-phenylene-diisothiocyanate 相关文章
By Nico Colombant Dakar 10 February 2007 Senegal's campaign for a presidential election later this month has been mostly peaceful, but candidates have started trading nasty accusations. By far, the candidate facing the harshest criticism is the incu
2007年VOA标准英语（二月）
By Deborah Tate Washington 25 April 2006 The U.S. Senate has begun considering a massive spending bill to pay for the war in Iraq and aiding the recovery of the storm-ravaged Gulf coast. Iraq war crit
2006年VOA标准英语（四月）
By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis
2006年VOA标准英语（九月）
By Selah Hennessy Dakar 14 May 2007 Civilians from the northern Casamance region of Senegal are being displaced again, following renewed fighting between rebel groups. Hundreds of people are reported to have fled to the nearby Gambian border region t
2007年VOA标准英语（五月）
By Dan Robinson Capitol Hill 06 December 2006 House and Senate lawmakers are working to clear the way for final congressional approval of legislation required to implement the U.S. - India Civil Nuclear Cooperation deal. VOA's Dan Robinson reports f
2006年VOA标准英语（十二月）
By David McAlary Washington 15 November 2006 Examination of a bone fragment from our long extinct relatives, the Neanderthals, has yielded unprecedented genetic information about their mysterious relationship to modern humans. It shows that both hum
2006年VOA标准英语（十一月)