第1题: [单项选择]通风工程所要控制的有害物主要是( )。 A. 粉尘、余热、余湿、气体 B. 粉尘、余热、余湿、有害气体 C. 粉尘、高热、高湿、气体 D. 有害粉尘、高热、高湿、气体 参考答案:B
第2题:[单选题]What is the meaning of the amber CHECK message displayed near the EGT,N1,N2 or FF values? A. There is a discrepancy between the real and displayed values. B. These parameters are lost. C. These parameters are locked. 参考答案:A
A. History of African Music B. Why African People Love Music C. How to Study African Music D. Relationship Between African Music and African Culture 参考答案:D 答案解析:文章讨论的是非洲音乐和文化的密切关系。