胫骨旁可见一巨大肿物,包膜不完整,切面淡红色、已侵犯骨皮质，镜检瘤细胞弥漫分布,异型性明显,有少量胶原纤维形成,应诊断为()。
A、未分化癌B
暂无解析
Wewishtoexpressourdesiretotradewithyouinleathershoes.
航空快运中，一项必不可少的重要单据是()。
Underthevechartering，theshipownerisresponsibleforthefixedrunningexpensesaswellasfortheveexpenses.
Welookforwardtofurtherextensionsofpleasantbusinessrelations.
Youcanreceiveaspecial15%discountonordersplacebeforetheendofDecember.
