痰湿内阻所致头晕多表现为( )
A．头晕而胀，烦躁易怒B．头晕胀痛，头重脚轻C．头晕面白，神疲体倦D．头晕且重，如物裹缠
参考答案：D
The vapor problem was mainly caused by the chemical containments from the groundwater out of the company.
A．True
B．False
对椎管内肿瘤最具有诊断价值的辅助检查是（）
A.腰椎穿刺
B.X线脊柱平片
C.脊髓造影
D.CT
E.MRI
