[名词解释] 碱潮

采油生产过程中应注意采取防火、防爆、防漏电、＿、防机械伤害、防物体打击措施。 ["防中毒","防高空坠落","防冻堵","防辐射"] 吸收不良综合征 涎石病的临床表现正确的有() ["A．进食时肿痛明显","B．导管口可有脓液溢出","C．常可扪及结石","D．可引起腺体继发感染","E．通常并发胆结石"] 舍格伦综合征诊断方法有() ["A．询问病史、体检","B．施墨试验","C．唾液流量测定","D．腮腺活检","E．类风湿因子检查"] 胃肠激素 碱潮