stub switch造句
例句與造句
- One advantage to stub switches is that they work better in the snow.
- Stub switch is either MLX-8, MLX-16 or MLX-32.
- Stub switches were more common in the very early days of railways and their tramway predecessors.
- A " stub switch " lacks the tapered points ( point blades ) of a typical switch.
- Now, because of their disadvantages, stub switches are used primarily on narrow gauge lines and branch lines.
- It's difficult to find stub switch in a sentence. 用stub switch造句挺難的
- In 19th century US railroad use, the stub switch was typically used in conjunction with a harp switch stand.
- Stub switches also require some flexibility in the rails ( meaning lighter rails ), or an extra joint at which they hinge.
- A further disadvantage is that a stub switch being approached from the diverging route that is not connected by the points would result in a derailment.
- The rails leading up to a stub switch are not secured to the sleepers for several feet, and rail alignment across the gap is not positively enforced.