Convenience: Electric clutchdrive, automatic unlocking;
方便：电机离合驱动，全自动开锁；
2
Doors used in a wide cone Angle and a unique locking pulley set structure, and the clutchdrive handle configuration, operation of scientific and reasonable.
内门扇采用锥角宽滑轮和独特的锁定构置，以及离合式传动执手配置，操作科学合理。
3
The strategy controls the rotation speed difference between engine and the clutchdrive mechanism distance increment. It makes it possible to satisfy the requirement of controlling smoothly and fast.