颅内原发性淋巴瘤辅助检查中错误的是
A.脑脊液蛋白增高
B.MRI无特征性表现
C.X线检查肿瘤钙化多见
D.CT多为实性,明显均一强化
E.血液中淋巴细胞增高
参考答案:C
下列不属于预制装配式楼板的是()
A.空心板
B.槽形板
C.现浇板
D.预制T形板
Control of fire should be addressed().
A.immediately after restoring vital services
B.immediately
C.following control of flooding
D.following establishment of fire boundaries