A.医院废水
B.畜禽水产养殖废水
C.工业废水
D.垃圾滤液
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A.人类基因变异
B.引发不必要的不良反应事件
C.破坏生态平衡
D.导致耐药菌出现
A.以药养医
B.临床药师制度不完善
C.处方权未分级
D.院内监管抗菌药使用的各部分间缺乏良好的合作制度
A.A型
B.B型
C.C型
D.D型
一铝壶中装有5kg的水,放在煤气灶上加热,将水从20℃加热至沸腾(在1标准大气压下),在此过程中: (1)铝壶中的水吸收了多少热量?[水的比热容是:c = 4.2×103J/(kg·℃)] (2)若水仅能吸收煤气燃烧所放出热量的25%,则至少燃烧了多少克煤气?(煤气的热值q = 4.2×107J/kg) |
A.2×103J/(kg·℃)]
(2)若水仅能吸收煤气燃烧所放出热量的25%,则至少燃烧了多少克煤气?(煤气的热值q
B.2×107J/kg)
A.免疫系统疾病
B.听力发育不良
C.牙齿色素沉着
D.视力发育不良
A.影响骨髓造血
B.影响骨骼发育
C.皮疹
D.恶心呕吐
A.口服方便
B.口服病人痛苦小
C.口服更加安全,不良反应少
D.以上都不是
A.增加了不必要的支出
B.引发细菌耐药
C.不能帮助判断药物是否起效
D.以上都不是
A.既能治本,又能缓解症状
B.只能治本,不能缓解症状
C.主要缓解症状,不针对病因治疗
D.以上都不是
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