柱体凸轮机构,凸轮与从动件在同一平面或相互平行的平面内运动。
参考答案:错
句型转换
小题1:Climbing is not so dangerous as diving. (保持句意基本不变)
Diving is ____________ _________ ___________ climbing.
小题2:Millie is more hard-working than any other student in her class.(保持句意不变)
Millie is _________ __________ ________ ___________ in her class.
小题3:I need two more people to help me clean the classroom.(保持句意不变)
I need ______ ______ ________ to help me clean the classroom.
竣工验收委员会不包括()。
A.施工技术工人代表
B.交工验收组代表
C.建设单位代表
D.质量监督代表