碳元素年代测定法给考古学家提供了基本的年代框架.Carbon dating provides the archaeologist with a basic chronological framework.蝙蝠用一种回声测定法来判断距离.The bat judges distances by a kind of echo - location.要求用直接测定法校正间接测定法.A direct means is required to ca...
装入燃料: 往船的燃料仓中添加装煤或油.Bunkering: To fill a ship's Bunker with coal or oil.当装煤列车到达时, 从倒煤台往上装煤.When the coal trains arrive, are loaded from the tipple.给轮船装煤是很脏的活.Coaling a ship is dirty job....
There was so much blood it had soaked through my boxer shorts.血流得太多，渗透了我的平脚短裤。He was wearing a blue silk singlet and boxer shorts.他穿着一件蓝色丝绸背心和平脚短裤。He moved with the grace of a trained boxer.他的动作带着一种训练有素的拳击手的风采。...
Objective To research Galla Chinensis antibacterial effect in vitro.目的探讨五倍子的体外抑菌作用.Cell morphological observation showed that Galla Chinesis has obvious influence on fibroblast.细胞形态学观察结果可见五倍子对成纤维细胞具有明显的影响.Objective To id...