第23题: [单项选择]The procedures recommended for auxiliary boilers having high salinity include (). A. treating with oxygen scavengers B. securing the boiler and giving it a blowing down C. increasing the pH D. reducing the phosphate level 参考答案:B
第30题: [单项选择]5岁男孩,1周前不慎跌倒,被一钝物碰撞鼻根部,当时右侧鼻腔有少量流血,未作特别处理。近两天患儿有发热、头痛,时有呕吐,非喷射状,无咳嗽、无腹泻,门诊按“感冒”用青霉素治疗无好转。查体:T 39.5℃,神清,颈抵抗明显,心肺腹(-),双侧巴氏征(-)。血常规:WBC 15×109/L,N 86%,L 14%。 目前应采取何种治疗手段( ) A. 退热 B. 预防抽搐 C. 脱水降颅压 D. 强有力的能透过血脑屏障的抗生素治疗 E. 以上均是 参考答案:E