microxea小骨片microadj.微小的pref.表示"微小；百万分之一"microspheroidal catalyst微球催化剂Microorganism inoculants发酵菌剂microsurgical instrument显微外科器械micro-plasma oxidation微等离子体氧化Microfracture technology“微骨折”技术microsynoptic experiment小尺度天气试验micromorphological study微观形态学研究micro-arc cold welding微弧冷焊micro leverage structure微杠杠结构micrometer measuring rod测微量杆