内脏性疼痛的特点为()
A.疼痛迟钝
B.对刺、割、灼等刺激敏感
C.疼痛过程缓慢、持续
D.痛感弥散,定位不准确
E.常伴有焦虑、不安、恐怖等精神反应
参考答案:A, B, D, E
地震队安全委员会是由谁主持?()
A、队经理
B、HSE监督
C、项目经理
D、驻队甲方HSE监督
A(n) ______ is a destructive program that fills a computer system with self-replicating information,clogging the system so that its operations are slowed or stopped.
A.worm
B.macro
C.CIH
D.Trojan