鼻出血的止血方法有_____、_____、_____、_____。
参考答案：压迫法；烧灼法；冷冻止血法；结扎法
Innovation is like a bamboo shoot. A bamboo shoot spends many years underground, and then it just peaks its head up like a seeding and it just shows up very quickly.
某主机的电子邮件地址为：cat@publicmba.net.cn，其中cat代表( )。
A．用户名
B．网络地址
C．域名
D．主机名
