micromhon.微欧姆microadj.微小的pref.表示"微小；百万分之一"microcast process精密铸造法microform archive缩微档案micro-proiector微型投影仪Micropipe emitter微管滴头microgram balance微克天平microradiograph X射线显微照片microfilm display缩微胶卷显示micro wave filter微波滤波器microvasovasotomy显微输精管吻合术microvitellogeninn.微卵黄生成素