...a test in which a 6.3 kilogram weight was dropped on it from a height of 1 metre...让6.3公斤的重物从1米高的地方落到它上面的试验Start her on I. V. Chloramphenicol, 25 milligrams per kilogram, four times a day.给她静脉注射每千克25毫克的抗生素氯霉素, 每天四次......
Aluminum is made from bauxite.铝是从铝土矿中提炼出的.He gave me an aluminum putter that I use to - day. "他送了我一根打高尔夫球的轻击棒,我到今天还在用. ”There are large amounts of aluminum silicate in the area.这个地区有大量的硅酸铝。...