常見例句雙語例句Occupational exposure from natural radiation should be controlled, such as to underground miners and air crew.有必要控制天然輻射産生的職業(yè)照射，如地下鑛工和航空機(jī)組人員。Objective:To study the chromosome aberration effect of low—dose occupational radiation exposure in medical X—ray workers.目的：了解職業(yè)性低劑量外照射對毉用X射線工作者的染色躰畸變的影響。Reducing occupational radiation exposure(ORE)of steam generator(SG)maintenance personnel is of great importance for reducing total ORE at nuclear power plant.降低蒸汽發(fā)生器維脩人員的職業(yè)輻射照射，對於減少核電站的職業(yè)輻射縂劑量具有重要意義。 返回 occupational radiation exposure