1)ddtc connector,直接传动变速箱控制连接器2)engine to transmission adapter group,发动机同变速箱的连接器组件3)engine-to-transmission adapter group,发动机到变速箱连接器组件4)reverse direct drive transmission machine,反向直接驱动变速箱的机器5)transmission brake control valve linkage,变速箱制动器控制阀连杆机构6)direct control connection,直接控制连接
