Actually, we not only donate for the earthquake in China, but also donate for the cyclon in Myanma. 事实上,思科不仅对这次的四川地震进行捐款,我们也对早先发生在缅甸的飓风进行捐款。
German chemistry produced aspirin and fertilizer, but it also filled Nazi gas chambers with Cyclon B. 德国化学工业生产出了阿司匹林和化肥,但是也将纳粹的毒气室注满了氢氰酸。
The paper introduces the application of hydraulic cyclones in tailing filling,grading,and prethickening. 介绍了水力旋流器在尾矿充填、分级、预浓缩工艺中的生产应用。
19世纪的气象观测员获知反气旋区通常是天气晴好的地区,而在气旋区内则有狂风降水发生且温度变化迅速。 Nineteenth-century observers learned that anticyclones are usually fair-weather areas,and that storminess,precipitation,and rapid temperature changes occur in cyclones.
Hydrogen cyanide (HCN), sometimes called prussic acid, is an organic compound with the chemical formula HCN. It is a colorless, extremely poisonous liquid that boils slightly above room temperature, at 25.6°C (78.1°F). HCN is produced on an industrial scale and is a highly valuable precursor to many chemical compounds ranging from polymers to pharmaceuticals.