电子数显机床标尺
electronic digital display machine scale
球磨表面包覆
surface ball milling coating method
球形外表面轴承套圈
spherical-surface bearing rings
区域地表水资源
Surface Water Resources in an Area
区域间投入产出表
multiregional IOT
interregional input-output table
区域年代地层表
china regional chronostratigraphic
区块结构符号表
block structured symbol table
情意形容词检核表
affect adjective checklist