[名词解释] 虚拟现实

消解深度 社会主义现实主义 自由选择 诊断气胸的首要方法是 ["A．胸部X线检查","B．胸部CT","C．体格检查","D．病史及症状"] 继发性自发性气胸最常见的病因是 ["A．COPD","B．支气管肺癌","C．肺结核","D．尘肺"] 虚拟现实