家蝇的口器一般都是（） ["刺吸式","咀嚼式","舔吸式","吮吸式"]
小区规划包括（） ["频率规划，","TA规划，","PCI规划，","PRACH规划"]
氧气顶吹转炉对氧气纯度的要求是（）。 [">99.2%","≧99.3%","≧99.5%","99.7%"]
下列哪项不是大黄的临床应用（） ["A、便秘","B、急性胰腺炎","C、肠梗阻","D、关节炎","E、急性胆囊炎"]
单站验证前要确认的条件（） ["站点状态和告警检查，","工程参数检查，","无线参数配置检查，","工具盒软件准备"]
燃气涡轮发动机燃油加温有什么限制？
