音標 [fɔ:'meiʃən]
n. 名詞 1. 構成,形成;設立;編制。
2. 組織,構造;形態;形成物,構造物;【軍事】編隊,隊形;兵團。
3. 【地質學;地理學】層;組; 【生物學】社區;(植物)群系。
adj. 形容詞 -al


    1. The sequence analysis revealed that the as1 gene encodes a myb protein, which is a candidate transcription factor. in as1 and as2 mutants, the polarity formation in leaves is defective. cell differentiation along abaxial - adaxial, proximal - distal and media - lateral axes all shows an insufficient fashion

      通過掃描電鏡、干涉相差顯微鏡、組織切片、過量表達等手段研究了as1和as2的功能,包括觀察觀察突變體的組織、細胞結構及早期發育狀況,同時採用gus表達、 rt - pcr 、原位雜交、 northern等手段分析基因的表達情況。
    2. Sedimentary control of coalbed methane in this region were expounded according to the control and influence of sedimentation on coal gathering action ( thickness of coal reservoirs, distributing and coal - bearing characteristics ), on forming and distributing, maceral, organic facies and coalfacies, cap formation types and their sealing capability of adjoining rock

      根據沉積作用對聚煤作用(煤儲層的厚度、分佈及含煤性特徵) ,對煤儲層的形成與展布、煤巖組成、有機相和煤相、頂底板蓋層類型與封蓋性能的控制和影響,討論了沉積作用的控氣特徵。
    3. The conditions promote the multiple formation of adventitious buds and regenerated roots in proliferating colonies of cells.

    4. The first demonstration of the formation of adventive embryos from carrot tissue explants can be traced to the work of reinert.

    5. Formation and control of structure of carbon aerogel