Again, a magical gesture, and it slowly penetrates the second blade, sliding down to the base!
再次，一个不可思议的姿态和它慢慢地击穿第二把刀片，滑下来对基地！
2
The razor blades are mounted in sliding cartridges that are easily and safely removed from the unit for blade replacement while the alternate blade is in operation.
刀片安装在滑动的套筒内，可轻易和安全地从机体中移除，用于在运行时更换刀片。
3
Compared with the prior speed skate blade, the utility model has the advantages of higher sliding efficiency and higher difficulty of fatigue.