peri造句
31 The aromatic structure of pentane asphaltenes is mainly peri condensed, while for resins the proportion of cata condensed and peri condensed aromatic structures is comparable.
32 The filiformapparatus of the synergid is obvious and reveals positive reaction with peri - odin acid - schiff.
33 Por qu é no pones un anuncio en el peri ? ? dico para vender tu carro?
34 Objective:To investigate the expression of IL-8 in peri -implant crevicular fluid(PICF) before and after periodontal scaling and rinsing.
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