为实现排风或送风而采用的一系列设备、装置的总称,称为()。
参考答案:通风系统
Ⅴ. 句型转换按要求转换下列句型,每空填一词(每空1分,共10分)。
小题1:Can you tell me when I can get to the park?(改为同义句)
Can you tell me when _______ _______ to the park?
小题2:Tom seemed to be right . (改为同义句)
_____ _____ that Tom was right .
小题3:Lucy has to look after her little brother at weekends.(改为一般疑问句)
______Lucy ______to look after her little brother at weekends?
小题4:It’s really hot today.(对划线部分提问)
__________ is the __________ today?
小题5:The teacher said, “Don’t cheat in exams, children!”(同义句)
The teacher told the children ________ __________ cheat in exams.
新安装拖动大型水泵、风泵、压缩机等的交流电动机可以不找相序,转向错误倒相即可。