GOOSE接收机制中主要依靠哪两个属性在维护状态机()
A. GoID
B. SqNum
C. StNum
D. ConfRev
按离合器的分离方式不同,变速箱可分为两种,分别是()
A. 拉式
B. 单杆
C. 推式
D. 双杆
The emphasis of the product perspective on grammar is on the component parts of the language system, divided up into separate forms. Each form is the()of the grammarian’s analysis.