The fixation adoption distends cover with no saw(tough wheel)of large belt of equipment.

本设备大皮带轮（槽轮）的固定采用无键联胀套联结。

The fixation adoption distends cover with no saw ( tough wheel ) of large belt of equipment.

本设备大皮带轮 ( 槽轮 ) 的固定采用无键联胀套联结.