各市银行业机构申请开启循环功能的一体机，应该具备（）个条件。 ["1","2","3","4"]
硬质合金刀具用（）砂轮比较好。 ["氧化铝","碳化硅","氧化铜","碳化锂"]
碱度低于（）的烧结矿称为非自熔性烧结矿. ["0.9","1.0","O.8","1.1"]
下列哪组均是乙类传染病（） ["梅毒、艾滋病、霍乱、白喉","淋病、狂犬病、病毒性肝炎、流感","伤寒、猩红热、疟疾、麻疹","炭疽、登革热、脊髓灰质炎、鼠疫","风疹、黑热病、乙脑、菌痢"]
APC片的正常外观是（） ["黄绿色。味微酸","白色片。味微酸","红色带荧光片","绿色。微酸"]
电力系统不稳定性如何分类？
