目前应用最普遍的灭菌方法是
A．高温灭菌
B．紫外线灭菌
C．电离辐射灭菌
D．甲醛蒸气灭菌
E．药物浸泡灭菌
参考答案：A
.
He made a big mistake, and _________, he lost his job.
A．as a result
B．as soon as
C．in case
D．even if
腰椎间盘突出症与椎管内肿瘤最有鉴别意义的辅助检查是()
A．CT
B．MRI
C．X线片
D．肌电图
E．超声波
