Under these conditions the only product which could be characterized is the complex [Tc2(CO)8][μ-C4H6] The X -ray structure determination shows that1is isomorphous with the homologues species [M2(CO)8][μ-C4H6] (M = Mn, Re) with the trans-butadiene ligand bridging the two technetium ...
一、GULFMININGMATERIALSCOLLC投资情况:GULFMININGMATERIALSCOLLC目前是嘉福矿业(深圳)有限公司直接控股股东,持股比例为100%;目前GULFMININGMATERIALSCOLLC投资嘉福矿业(深圳)有限公司最终收益股份为100%;二、GULFMININGMATERIALSCOLLC的商业合作伙伴:基于公开数据展示,GULFMININGMATERIALSCOLLC目前有3个商业合作伙伴,包括颜百胜...
问:牙龈上长了一个白色脓包(男,26岁) 答:从图片看牙龈有炎症感染的情况,原因是智齿导致的,如果形成脓肿要切开引流,等到消炎止疼后拔除智齿,目前要应用抗生素,保持口腔卫生,甲硝唑 罗红霉素一起吃,最好去医院检查一下,嗯,牙齿冠周最好要冲洗一下,可以买点碘甘油