A. 喷射性呕吐 B. 意识障碍加剧 C. 脉搏呼吸加快 D. 血压进行性增高 E. 瞳孔不等大
A. Only when there is a chance of their being seen by rescue vessels B. At half-hour intervals C. At one-hour intervals D. Immediately upon abandoning the vessel
A. 1859 B. 1914 C. 1939
A. 福利性 B. 群众性 C. 服务性 D. 互助性