P E体育教育Pn.字母Pp-Sulfamoylbenzylamine磺胺米隆, 甲磺灭脓, 磺胺苄胺[磺胺类抗菌药], 磺胺灭脓, 甲磺米隆[磺胺类抗菌药]pyridine dihydrochloride二盐酸吡啶pyrazolecarbonylthiourea吡唑羰基硫脲Pyrrosia assimilis Ching相似石韦p-bromophenylhydrazine[化] 对溴苯肼; 对溴代苯肼pyrrolidinobutyronitrilen.吡咯烷基丁腈p-carboxy benzaldehyde对羧基苯甲醛p-Hydroxyphenylacetone对羟基苯丙酮Pyrus betulaefolia Bunge杜梨P area inorganic hydride无机氢化物

carbonyl pyrrole碳酰吡咯

dimethyl pyrrole二甲基吡咯