【判断题】Given the same diameter of gear pitch circle, the gear pump with fewer teeth has larger delivery.
【判断题】桥式抓斗卸船机司机室处于海侧停靠位置允许俯仰机构动作。( )
【单选题】Which of the following expressions is semantically ambiguous?
【单选题】Pitch-circle diameter for a gear is (Single option: 10 points)
【单选题】Drawing of a single gear, for external view , the pitch circle is shown with ( )
【单选题】带有电流截止负反馈环节的调速系统,为了使电流截止负反馈参与调节后机械特性曲线下垂段更陡一些,应把反馈取样电阻的阻值选的()
【单选题】带有电流截止负反馈环节的调速系统,为了使电流截止负反馈参与调节后机械特性曲线下垂更陡一些,应把反馈取样电阻阻值选得( )。
【单选题】Gear pitch is an important parameter, which circle should be measured and obtain it? (Single option: 10 points)
B.
Addendum-circle diameter
C.
eddendum-circle diameter
【单选题】Which of these chapters in the Gear Up Book is NOT included in the final pitch?