Carbon dating provides the archaeologist with a basic chronological framework.碳元素年代测定法给考古学家提供了基本的年代框架.He's an archaeologist and has been on a dig in Crete for the past year.他是位考古学家，过去的一年都在参与克里特岛上的一项考古发掘工作。My uncle i...
He's an archaeologist and has been on a dig in Crete for the past year.他是位考古学家，过去的一年都在参与克里特岛上的一项考古发掘工作。Hawass, a famed archaeologist and Egyptologist, said the man's name is Imhesy.哈瓦斯是著名的考古学家和埃及古物学家, 他说这名男子叫伊米...
Activists stepped up their demands for local autonomy last month.上个月激进分子对地方自治的呼声更高了。Two alleged collaborators were shot dead by masked activists.两名涉嫌通敌者被蒙面的激进分子击毙。Some Welsh activists have started blacking out English la...
There is an equilibrium distribution relationship between DIPE and isopropanol.产物异丙醇和二异丙基醚间存在平衡分布.Triisopropyl phosphite was synthesized and isopropanol using pyridine as an organic base.采用三氯化磷、异丙醇为原料,吡啶为有机碱合成亚磷酸三异丙酯.The...