【题文】 Machu Picchu was a city of the Inca Empire (帝国).It is sometimes called the "lost city“ because the Spanish never discovered the city when they controlled the Inca in the 1500s. One of the most amazing things about Machu Picchu is its location. It is 8 ...
Arena as lost as the U.S. World Cup causeHouston Chronicle
Summary Clostridia in Carcasses and Red Meat Clostridia are of large clinical importance as well as in the field of food hygiene, where they are responsible for spoilage but they also have a certain significance as food poisoning organisms. Information on the ecology of Clostridia in samples of ...
Reactions of Cyclostibanes, (RSb)n [R = (Me3Si)2CH, n = 3; Me3CCH2, n = 4, 5] with the Transition Metal Carbonyl Complexes [W(CO)5(thf)], [CpxMn(CO)2(thf)], [CpxCr(CO)3]2, and [Co2(CO)8]; Cpx = MeC5H4 (RSb)3 [R = (Me3Si)2CH] reacts with [W(CO)5(thf...