Microtime微时牌钟表润滑油microadj.微小的pref.表示"微小；百万分之一"microprogrammable instruction微程序可控指令microgravity fluid management微重力流体管理Microporous ceramic equipment微孔陶瓷设备Micro fluid injection molding微流体注射成型microeconomic competitiveness微观经济竞争力microstructure and morphology组织形貌micro-orange-peel pattern微橘皮状micro-positioning mechanism微定位机构micro-polluted source water微污染水源水microbiological degeneratiaon微生物退化