A. does not exceed that of programs B. is greater than that of programs C. varies over a large range than that of programs D. is less than that of programs 参考答案:A 答案解析:选择依据为第1段第4句:“…no difference exists in the peak sound level of ads and programming”和第2段最后一句“…sound le
第25题:[单选题]二级动火时,( )可不到现场。 A. 工区分管生产的领导或技术负责人(总工程师) B.动火负责人或动火执行人 C.消防监护人或动火执行人 D.运维许可人或动火执行人 参考答案:A