There is reflux of barium into the terminal ileum.钡剂反流进入回肠末端.Barium is found in some oilfield brines in concentrations greater than 100 mg / litre.在有些油田卤水中,钡的浓度大于100毫克/升.Objective To assess the EKG occurring in acute bar...
Explain why barium forms peroxide but beryllium does not.解释为什么钡能形成过氧化物而铍则不能。Common ceramic elements are barium titanate and lead zirconate - titanate.普通的陶瓷元件分别是钛酸钡和锆钛酸铅.There is reflux of barium into the terminal ileum.钡...
After comparison, prefabricated piles of reinforced concrete are chosen.通过分析比较，确定选用钢筋混凝土预制桩。...high-quality, Scandinavian prefabricated wooden homes.斯堪的纳维亚优质的预制木屋The little prefabricated hut was lifted away by a huge cra...
But Emmons observed that at flashover, the hot smoky layer instantly drops down.但埃蒙斯观察到发生闪燃时, 热烟层瞬即下落.Before flashover occurs, a person in a burning room may crawl to safety along the floor.闪燃发生前, 着火房间里的人可沿着地板爬行到安全地带.Pol...