CT的膝关节扫描可见内外两侧的半月板，其轮廓完整、光滑，密度均匀，CT值范围约是
A、10～20D
暂无解析
下列哪项是引起胸痛的胸壁疾病
PartIVTranslation：
IthasabankofelectronicpenswhichwritelikethePresidentwrites,inhisfavoritelightblueink.(PassageOne)
Thissupermarketdevelopedrapidlyunderhis_____.
PartIVTranslation
Tocoverthemarksofthefire,thebuildingwaspaintedwhite.BeforelongitbecameknownastheWhiteHouse.(PassageOne)
正常产程进展的标志是
