reletvt.再出租；续租RELabbr.能量损失率（=rate of energy loss ）relocatable loader可再定位的装配程序reliability growth可靠性增长relevancy of costs[经] 成本的相关releasing dormancy解除休眠reliability manage可靠性管理reliability policy可靠性方针relocatable module可再定位模块,浮动模块relativistic linac相对论性直线加速器reload bid message再装入命令信息releasing in vitro体外释放