Relho雷略RELabbr.能量损失率（=rate of energy loss ）relocation constant浮动常数Relly messed up .真是糟透了！reliability control可靠性控制relocation payments重新安置费付款reliability testing可靠性测试releasable standard带松脱装置的铲柄reliability indexes可靠性指标releasing guarantee让与担保relieving flatulence消胀relocatable emulator浮动仿真程序