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...
We owe to Newton the principle of gravitation.万有引力原理的发现应归功于牛顿.The dissertation proposes three decomposing - based model principles: self - contained principle, orthogonal principle, and definitude principle.同时,文章提出了三个基于分...
空芯杯转子和高性能的稀土磁钢的直流电机.DC motors with moving coil rotor and high performance permanent magnets.采用优质磁钢,强力吸附小麦及面粉中含有的磁性金属物.This machine uses high quality alnico to absorb magnetic metals form wheat or flour.分选介质采用不锈导磁钢毛及不锈导磁钢...