词汇	replica grating
释义	replica grating 复制光栅
随便看	mobility loses sleep Mobility Maintenance Facility mobility management mobility management cost mobility managementmodel mobility measurement mobility mechanism mobility method mobility model mobility modeling mobility models mobility motivation mobility of a charged particle mobility of a kinematic chain Mobility of attention mobility of bed mobility of capital mobility of capital mobility mobility of concrete mobility of contaminant mobility of element mobility of elements mobility of fire mobility of guided missile force mobility of ion