使用青蒿琥酯注射剂治疗重症恶性疟时的常用首次剂量为多少mg(). ["60","60或120","120","180"]
用10位A/D转换芯片对5V电压进行模/数转换,则可分辨的最小电压值约为() ["40mV","20mV","15mV","5mV"]
高速公路应满足的行车视距是()。 ["停车视距","会车视距","超车视距","错车视距"]
卵巢子宫内膜异位囊肿
预防疟疾常用药物是(). ["氯喹片","青蒿琥酯片片","双氢青蒿素片","萘酚喹片"]
什么叫生化需氧量,它的数值大小,反映了什么?